Science Flashcards

1
Q

George Gamow discovered this process via quantum tunneling

A

Radioactive decay

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2
Q

A sample undergoes this process over a timeframe called Half life

A

Radioactive decay

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3
Q

The presence of deuterium rather than the normal protium characterizes the ‘heavy’ form of this molecule

A

Water

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4
Q

This molecule is known as the “universal solvent”

A

Water

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5
Q

The Doppler redshift caused by this force was studied in the Pound-Rebka experiment

A

Gravity

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6
Q

This force’s namesake constant is approximately 6.67 times ten to the negative eleventh meters cubed over kilograms times seconds squared

A

Gravity

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7
Q

Norman Good once selected 12 of these types of compounds, including Tricine and Bicine

A

Buffer solutions

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8
Q

identify these solutions made up of a weak acid and its conjugate base, or vice versa.

A

Buffer solutions

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9
Q

Due to Le Chatelier’s Principle, their pH changes very little when a small amount of strong acid or base is added to them

A

Buffer solutions

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10
Q

When light hits a convex lens on a glass plane, an effect known as this physicist’s namesake “rings” occurs

A

Sir Isaac Newton

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11
Q

but this man wrote about his experiments using a prism in Opticks

A

Sir Isaac Newton

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12
Q

This element is fixed in the Haber process and bonds with carbon to form cyanide

A

Nitrogen

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13
Q

Azides and amines are functional groups composed of this element

A

Nitrogen

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14
Q

Males who carry this disease are infertile due to the congenital absence of the vas deferens

A

Cystic Fibrosis

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15
Q

Heterozygotes who carry this disease may have a resistance to cholera

A

Cystic Fibrosis

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16
Q

Location on this body was named after Octavia Butler in 2021

A

Mars

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17
Q

“Societies” of this class of animals were the subject of a 1971 book by EO Wilson

A

Insecta(insects)

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18
Q

In the class eusociality is a trait of orders like Hymenoptera.

A

Insecta(insects)

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19
Q

One of these gems known as la peregrina was owned by Mary the first.

A

Pearls

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20
Q

Dark spots on this object usually appear in pairs with opposite magnetic polarity.

A

Sun

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21
Q

This object’s winds get deflected by earth’s magnetosphere.

A

Sun

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22
Q

Yellow dwarf

A

Sun

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23
Q

Ammonia process

A

Haber-Bosch process

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24
Q

Crown formation of organ promoted by ethylene

A

Roots

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25
RAM
Random access memory
26
Greek atom concept person
Democritus
27
Plum pudding model
JJ Thomson
28
Scientific method steps
Five Formulation Hypothesis Prediction Testing Analysis
29
Scientific method inventor
Francis bacon
30
Shape with nine point circle
Triangle
31
Angles in triangle add up to 180 degrees
Euclid parallel postulate
32
Line through Center of nine point circle
Euler line
33
Mix between two species
Hybrids
34
Class of compounds with core structure of 17 carbons
Steroids
35
Abused by sports as performance enhancer
Steroids
36
God does not play dice with the universe
Einstein
37
Cat in box experiment
Schrodinger
38
Science of really small particles with discrete energy levels
Quantum mechanics or quantum physics
39
Zone of plucking
Erosion
40
Occurs to bedrock due to Glacial movement
Erosion
41
Major energy sources of weathering
Sun and earth’s heat
42
Commercially produced in the Hunter process
Titanium
43
Atomic number 22
Titanium
44
Kroll process
Titanium
45
John Edmund kerrich ran this experiment 2000 times as prisoner of war
Coin toss
46
Radioactive decay discoverer
Henri Becquerel
47
Forms a gas with hydrogen in Marsh test
Arsenic
48
Paul ehrlich discovered magic bullet for disease
Syphilis
49
Poisonous yellow metalloid with atomic number 33 and symbol As
Arsenic
50
Weakest fundamental force
Gravity
51
g is constant for earth value is
9.8 m/s^2
52
Isolated by Friedlieb Runge and used for preventing onset of tired signals
Caffeine
53
Radio inventor
Guglielmo Marconi
54
Waves reflected off the ionosphere
Radio waves
55
Trajectory of object moving faster than escape velocity
Hyperbola ( two bows that are mirror images of each other)
56
Used for testing unsaturation in hydrocarbons
Bromine
57
Atomic number 35
Bromine
58
Bromine symbol
Br
59
Neighbour of krypton
Bromine
60
Lovejoy is one of these objects
Comets
61
Comet with designation 1P and orbit of 75 years
Halley’s Comet
62
Upslope form of this phenomenon occurs in the Great Plains
Fog
63
Other name of gills
Branchia
64
Seed bearing organs
Fruits
65
Used for classification of fruits
Number of cotyledons
66
Observable universe size
93 billion light years
67
9.46 trillion kilometers
Light year
68
3.2 light years
Parsec
69
Effects of wind are quantified on this scale
Beaufort Scale
70
Strong breeze corresponds to Force 6 named after an Irish rear admiral
Beaufort scale
71
These organelles help break down long chain fatty acids
Peroxisomes
72
These organelles produce a namesake compound with formula H2o2 as a byproduct
Peroxisomes
73
Organelles that are site of translation and are responsible for assembling proteins
Ribosomes
74
Briggs law is used in a technique based on this type of radiation used to determine structure of DNA
X-rays
75
Wilhelm Rontgen is credited with discovering this type of radiation
X-Rays
76
These rays have frequency below gamma rays
X-Rays
77
This element, nitrogen and oxygen comprise the most common form of saltpeter an ingredient in gunpowder
Potassium
78
This elements name refers to its historic extraction from ashes soaked in a pot of water
Potassium
79
This force balances the centrifugal force at Lagrange points
Gravity
80
General relativity explains this force as the warping of space time
Gravity
81
On earth’s surface this force causes an acceleration of 9.8 meters per second squared
Gravity
82
This region is described by the three cell model where it is divided into Hadley, Ferrel and polar cells
Troposphere
83
Levels of this molecule decrease during the “austral spring” when its concentration measured in Dobson units reaches its lowest values
Ozone
84
This organelles matrix is the site of the kerbs cycle
Mitochondria
85
Disorder of this organelle are typically maternally inherited
Mitochondria
86
Orogeny
Creation of mts
87
Generalised by Gamma function
Factorial
88
Phonograph
Edison
89
This guy killed an elephant named topsy
Edison
90
Wizard of Menlo park
Edison
91
This guy found a lightbulb phiyllmin
Edison
92
Smelly; sits under oxygen; forms a covalent bridge in protiens
Sulfur
93
Nico Tinbergen did a study on the patterns of aggression in these animals.
Fishies
94
Finch Galápagos Islands
Evolution
95
Darwin
Evolution
96
Darwin’s bookie
On the origin of species
97
Rockwell and Vickers scale measure this thing
Hardness
98
Ideal gas law
PV=nRT
99
Ideal gas law derived from
Charles law and Boyles law
100
Energy units
Joule
101
1/2 mv^2
Energy
102
Ability to do work
Energy
103
Luke Howard categorised
Clouds
104
Rod shaped gut residing bacteria
E. coli
105
Escherichia family bacteria
E. coli
106
Zone of avoidance obscured by
Milky Way
107
Lightest metalloid
Boron
108
Atomic number 5
Boron
109
Bell curve
Probability distribution
110
Poisson and Gauss
Probability distributions
111
Types of mining
Open pit, strip and underground
112
Dynamite inventor
Alfred Nobel
113
Nobel invented
Dynamite
114
Base pH
Greater than 7
115
pH<7
Acid
116
Q cycle with coenzyme q10
Mitochondria
117
Powerhouse of the cell
Mitochondria
118
ATP synthesis happens here
Mitochondria
119
Apoptosis
Programmed cell death
120
Mares are on this object
Moon
121
Big O notation
Algorithm performance
122
Arab mathematician form of algebra
Algorithm
123
Lava cools fast and forms
Obsidian
124
Hot fluid ejected from volcano
Lava
125
Pahoehoe and aa varieties
Lava
126
Made up of repeating monomers
Polymers
127
Teflon and Nylon are types of
Polymers
128
Far off writing
Telegraph
129
Goldbach conjecture
All even numbers sum of two primes
130
Largest retrograde moon
Triton
131
Neptune atmosphere made of
Methane
132
DNA bases
adenine (A), cytosine (C), guanine (G), and thymine (T)
133
Atomic number 15
Phosphorus
134
Milk sugar molecule
Lactose
135
Alterations to DNA
Mutations
136
Two variants of mutation
Frameshift and point
137
Sound speed
343 m/s
138
Sound unit
Decibels
139
Upper limit for hearing sound waves
20 kilohertz
140
Earthquake magnitude scale
Richter scale
141
Hydrogen radioactive isotope
Deuterium
142
Smallest bones in the human body
Malleus incus and stapes Hammer anvil and stirrups
143
Outer portion of ear
Pinna
144
Eardrum scientific name
Tympanic membrane
145
Universal solvent
Water
146
Used in nuclear plant cooling towers
Heavy water
147
Used to Clean glassware in labs
Acetone and distilled water
148
Water density maximized at this temperature
4 Celsius
149
Study of reasoning
Logic (from Greek word logos)
150
Frontal wedging
Warm air mass forced over cool air mass
151
Confusing statements that often contain self contradictions
Paradox
152
“This statement is false” is an example of which paradox
The Liars paradox
153
Lack of extraterrestrial life
Fermi paradox
154
Fools gold chemical formula
Pyrite (FeS2) iron disulfide
155
Hemes contain this element
Iron
156
Steel is alloy of
Carbon and iron
157
Iron chemical symbol
Fe
158
Structure made up of 8 cranial bones and 14 bones
Skull
159
Frontal, occipital, and temporal bones
Skull
160
Skull bone names?
Occipital, temporal, and frontal
161
No hair theorem
Black hole
162
Singularities in space time
Black hole
163
Hawking radiation occurs in
Black hole
164
Event horizon
Black hole
165
Magnetic field is denoted with this letter
Uppercase B
166
Magnitude of magnetism can be used to create potential for
Faradays law
167
Unit for magnetism
Teslas
168
Jupiter Galilean moons
Ganymede Io Callisto Europa
169
Euler proof of reciprocals sums pi2 over six
Perfect squares
170
Same tensile strength as steel
Spider webs
171
Spider web types
Funnel tubular large spiral
172
Cinnabar is ore of
Mercury
173
Mercury alloys
Amalgams
174
Only liquids at room temp
Bromine and mercury
175
Atomic number 80
Mercury
176
Mercury chemical symbol
Hg
177
Screw used for moving water dude
Archimedes
178
Antiparticle of electrons
Positrons
179
Supplies oil to hair
Sebum
180
Photovoltaic effect
Solar cell
181
Weapon using fissile material
Nuclear weapons
182
Enriched uranium or plutonium
Nuclear weapons
183
Mushroom clouds
Nuclear weapons
184
Chandrasekhar telescope
Xray
185
Xray inventor
Wilhelm rontgen
186
Radiation between UV and gamma
Xray
187
i to the fourth power
1
188
Intrusive coarse grained rock
Granite
189
Granite extrusive equivalent
Rhyolite
190
Bituminous and non bituminous varieties
Coal
191
Coal precursor
Peat
192
Lignite and anthracite
Coal types
193
Pauli exclusion principle
Electrons
194
Electron traveling back in time
Positron
195
Biological catalysts
Enzymes
196
Proteins ending in -ase such as lipase
Enzymes
197
Study of language
Linguistics
198
Euler Lagrange equations field
Calculus
199
Newton and Leibniz invented
Calculus
200
Vesta was previously a
Dwarf planet
201
Eris and ceres are
Dwarf planets
202
Photo 51
DNA double helix structure
203
Rosalind franklin, Watson and crick invented
DNA
204
Acidic soil in taiga
Podzol
205
Drunken trees
Taiga
206
Cold biome with lot of evergreen trees
Taiga
207
Macronutrients
Fats, carbohydrates, and proteins
208
Fat calories per gram
9
209
Calvin cycle
Light dependent cycle of photosynthesis
210
Osteoporosis
Calcium deficiency
211
Night vision googles
Infrared (near infrared)
212
Wavelength longer than visible light
Infrared
213
Programmed cell death
Apoptosis
214
Unprogrammed cell death
Necrosis
215
Watering crops for agriculture
Irrigation
216
Deacon process
Chlorine
217
Nephron is functional unit of
Kidney
218
Kidney functional unit
Nephron
219
Brain functional unit
Neuron
220
Neuro
Brain related.
221
Special and general relativity theory
Einstein
222
Dropped two balls from leaning tower of Pisa
Galileo
223
Peptide bonds between amino acids
Proteins
224
Object discovered in 1930
Pluto
225
Great horned and snowy are types of
Owl
226
Turn neck 270 degrees animal
Owl
227
Eratosthenes
Primes (sieve of Eratosthenes)
228
Moon mission name
Apollo
229
Invented printing press
Gutenberg
230
Diurnal, semi diurnal or mixed pattern
Tides
231
Spring and neap are types of
Tides
232
How fast velocity is changing
Acceleration
233
Ratio of circumference to diameter of circle
Pi
234
Moths and butterflies
Lepidoptera
235
Butterfly types
Monarchs viceroy
236
Peer to peer cryptocurrency
Bitcoin or Ethereum
237
Bauxite is ore of
Aluminium
238
Skylab and Mir
Space stations
239
ISS
International space station
240
Alveoli
Lungs
241
Lung functional unit
Alveoli
242
Pb(plumbum)
Lead
243
Removed from gasoline
Lead
244
Supercells weather phenomena
Tornadoes
245
Tornados scale
Enhanced Fujita scale
246
Other name for tornados
Twisters
247
Computer Data structure with roots and leaves
Tree
248
Hodgkin and non Hodgkin varieties
Cancer
249
Malignant tumors
Cancer
250
Aqueous humor
Eye filling
251
7 MOHs scale
Quartz
252
Most abundant in earths crust
Feldspar
253
Second most abundant in earth crust
Quartz
254
Quartz types
Milky smoky and rose
255
Table salt
Sodium chloride NaCl
256
These rocks make 60% of Earth’s crust
Feldspar
257
These rocks make up 41% of Earth’s continental crust
Feldspar
258
Cell cycle steps
G1 S G2 M
259
Cloud; Orbitals
Electrons
260
The transfer of these particles is the central mechanism to Redox reaction
Electrons
261
11 year cycle
Sunspots
262
Chromosphere outside the photosphere
Sun
263
Corona is part of
Sun
264
Constant in all inertial reference frames
Speed of light (c)
265
Speed of light constant letter
c
266
Longest wavelength color
Red
267
Erythrocytes
Red blood cells
268
Shortest wavelength color
Blue
269
I think therefore I am
Descartes (pronounced daycarte)
270
Coordinate system
Cartesian (named after Descartes)
271
Mathematical objects array of numbers in rows and columns
Matrix (plural matrices)
272
Maternal DNA passed through
Mitochondria
273
ATP is generated in
Mitochondria
274
ATP
Adenosine tri phosphate
275
Rocks that have natural magnetism
Lodestone
276
Pitchblende
Uranium ore
277
Who discovered radium
Marie Curie
278
Full valence shells
Noble gases
279
How many chromosomes in humans
46 (23 pairs)
280
Aqua regia
Nitric acid and hydrochloric acid
281
Stomach acid contains
Hydrochloric acid
282
Mustard gas contains
Chlorine
283
Programs used to find information on the Internet
Search engines
284
Two up quarks and one down quark
Proton
285
AIDS disease
HIV
286
Most malleable metal
Gold
287
Gold chemical symbol
Au
288
Leprosy symptom
Loss of skin sensation
289
Melanin
Gives color to skin
290
Epidermis
Outer skin
291
mRNA
Messenger RNA
292
mRNA contains
Codons
293
RNA structure
Single strand
294
Pillow lava
Lava released underwater
295
Higgs boson gives
Mass
296
Steel rebar
Used to reinforce concrete
297
Rock pieces and cement
Concrete
298
Reactions without need for external energy
Spontaneous
299
Newest element on the periodic table
Oggenason
300
Bombardment of californium-249
Oggenasson
301
Element named after Russian dude
Oggenasson
302
High stability and low reactivity of the Nobel gasses is due to this amount of valance electrons.
8
303
2001 bioterrorist attack
Anthrax
304
Disease who’s spores can enter throughout a cut in the skin
Bacillus anthracis(Anthrax)
305
Parodoxical undressing
Hypothermia
306
Natural disaster on snowy mts can cause this
Hypothermia
307
Mus musculus
Mouse
308
Enigma machine
World War II
309
Dobson units measure
Ozone
310
CFC
Chlorofluorocarbons
311
CFC cause
Ozone hole (depletion)
312
Lens types
Concave and convex
313
Organelle that Breaks down waste products
Lysosomes
314
Tay sachs disease
Lysosomes
315
Mars moons
Phobos and Deimos
316
Mars larger moon
Phobos
317
Phobos and Deimos
Sons of Ares
318
HIV virus causes
AIDS
319
Keeling curve
Carbon dioxide in atmosphere
320
This organ connects the Oesoehagus and the duodenum
Stomach
321
Mbsf
Meters below sea floor
322
Brain of computer
CPU
323
CPU
Central processing unit
324
Property to return to its original state after stretching
Elasticity
325
Hydroxy group
Alcohols
326
Hand sanitizer contains
Alcohol
327
Snow sliding down
Avalanche
328
Distance from peak to trough in a wave
Amplitude
329
SI unit for current
Ampere
330
Classes of white blood cells
B and T cells
331
Law describing expansion of universe
Hubble
332
Space telescope launched in 1990
Hubble
333
Reye’s syndrome
Aspirin
334
Bayer 1899 drug
Aspirin
335
Aspirin chemical name
Acetyl salicylic acid
336
Electron pairs are shared between two atoms
Covalent bonds
337
Opposite of covalent bond
Ionic bond
338
Neutron quarks
Two down and one up
339
Adding this particle creates isotopes
Neutron
340
Thermal and fast are types of
Neutrons
341
Beta decay particle
Neutron
342
Slows Neutrons in nuclear reactor
Moderator
343
Responsible for carrying out translation
Ribosomes
344
Boiling point of water
100C 212F
345
Freezing point of water
0C 32F
346
Steam engine inventor
James Watt
347
Aqua Regia
Used to dissolve gold and platinum
348
Atomic number 79
Gold
349
Class Asteroidea
Starfish
350
Differential fitness is heritable
Theory of evolution
351
Genetic variation is a prerequisite for
Evolution
352
Basalt and pumice are types of
Igneous rock
353
Nanotubes
Carbon
354
Organic chemistry element
Carbon
355
Product of mass and velocity
Momentum
356
Edwin Hubble tuning fork
Galaxies
357
How many spinal vertebrae
33
358
Mercury ore
Cinnabar
359
C6H6
Benzene
360
Snake biting its tail molecule
Benzene
361
Second largest asteroid
Vesta
362
Magnetron
Creates microwaves
363
Spectrum between radio and infrared
Microwave
364
C6H12O6
Glucose
365
Sucrose
Glucose + fructose
366
Methanol and ethanol
Alcohol
367
Drinking alcohol
Ethanol
368
John Logie Baird invented
Television
369
Friction types
Static,rolling and sliding
370
Friction coefficient
Mu
371
Erythro
Red
372
Hormone Leptin regulates
Fat
373
Copper sulfate color
Blue
374
Turn litmus paper blue
Bases
375
Stored in sarcoplasmic reticulum of muscle cells
Calcium
376
Moho discontinuity
Boundary between crust and mantle
377
Antibiotics can treat
Bacterial infections
378
Antibiotics cannot treat
Viruses
379
Insulator part of capacitor
Dielectric
380
pH scale
1 to 14
381
Phenolphthalein
Checking pH
382
Heat ray creator
Archimedes
383
Eureka
Archimedes
384
Used for Crystallography
X-rays
385
Base of natural logarithm
e (named after Euler)
386
Lichen
Algae and fungi
387
Rough Endoplasmic reticulum difference
Ribosomes
388
Father of modern genetics
Gregor Mendel (he was a monk)
389
Brightest planet in the sky
Venus
390
Planets with retrograde orbits
Venus and Uranus
391
Panama disease
Leaf border turns yellow
392
Dorian Phrygian and Lydian scales
Music
393
Measure of disorder in system
Entropy
394
Boltzmann constant
Entropy
395
Second law of thermodynamics
Entropy never decreases
396
Ramachandran plot
Amino acids
397
Peptide bonds form between
Amino acids
398
Cesium used for
Atomic clocks
399
Number of atoms in 12 grams of pure carbon 12
Avogadro’s number
400
Avogadro’s number
6.023x10^23
401
Avogadro’s number
Gas constant/Boltzmann’s constant Faraday’s constant/elementary charge
402
Loess
Type of soil
403
Follicular and luteal phase
Egg cells
404
Oogenesis
Egg cell creation
405
Heaviside step function is zero
Negative numbers
406
Plasmodium
Parasite
407
Contrails
Jet engine exhaust condensation trails
408
Mustard and chlorine variants
Poison gas
409
Geneva protocol banned use if
Poison gas
410
Myelin sheath
Neuron
411
Axon
Neuron
412
Dendrite
Neuron
413
Synapses
Neurons
414
Brain and spinal cord cells
Neurons
415
Gray matter and white matter
Brain
416
Thioethers and thiols contain
Sulfur
417
Vulcanisation
Process done to strengthen rubber with Sulfur
418
Macular degeneration
Eye
419
Retina cell types
Rods and cones
420
Cataracts
Eye (lens)
421
Eyes contain
Retina, cornea, pupil, eye white; iris, lens
422
21 centimeter line
Hydrogen
423
Newton telescope
Reflection reflecting
424
4pi *r^2
Surface area of sphere
425
Atolls are type of these ecosystems
Coral reefs
426
Bleaching
Coral reefs
427
Wind speed is measured by
Anemometer
428
AVL or red black or binary
Trees
429
Chandrasekar limit
1.4 solar masses
430
Particles move from areas of high concentration to low concentration
Diffusion
431
Highest salinity ocean
Atlantic Ocean
432
Porphyrin rings with central iron atoms
Hemoglobin
433
Protein transports oxygen
Hemoglobin
434
First nuclear reactor university
University of Chicago
435
Butterfly shaped gland
Thyroid
436
Neck gland
Thyroid
437
Monoclonal
Antibody
438
Bind to antigens
Antibodies
439
Immune system proteins
Antibodies
440
Cryptocurrency
Bitcoin
441
Ethereum
Cryptocurrency
442
Satoshi Nakamoto
Bitcoin inventor
443
Cryptocurrency examples
Bitcoin and Ethereum
444
Dinosaur extinction
Mexico yucatan peninsula
445
Amorphous opposite
Crystalline
446
Paulings scale
Electronegativity
447
Ability to attract electron
Electronegativity
448
Element with highest electronegativity
Fluorine
449
Technique for separating mixtures
Chromatography
450
Group with elements in solid liquid and gas forms
Halogens
451
Nematodes
Worms
452
Amine groups
Nitrogen
453
“Fixation” process
Nitrogen
454
Organ storing and producing red blood cells
Spleen
455
Self similar geometric figures
Fractals
456
Neodymium
Used for strong magnets
457
Hippocrates
Inventor of modern medicine
458
Hippocratic oath
Oath for doctors and medical professionals. “First do no harm”
459
Total light emitted by stars
Luminosity
460
Measure of internal forces leading to strain
Stress
461
Starfish Phyllum
Echinoderms
462
Small stellar remnants
White Dwarfs
463
Degenerate electrons
White dwarfs
464
Sirius B
White Dwarfs
465
Moon’s magnetism
Crust
466
Staining method for brain cells
Golgi
467
Lower brain
Cerebellum
468
Part of brain that does cognition
Cerebrum
469
Cerebrul lobes
Frontal Temporal Occipital Parietal
470
Stem like structure
Medulla
471
Elementary particle with spin of 1/2
Neutrinos
472
Three flavours of neutrinos
Electron Muon Tau
473
Chyme
Output of stomach
474
Pernicious Anemia
Vitamin B12 deficiency(related to stomach)
475
Separation of mixture
Chromatography
476
Stationary phase
Chromatography
477
Pillars of Creation within
Nebulae
478
Force independent of surface area
Friction
479
Saguaro
Cactus type
480
Peyote
Hallucinogen from Cactus
481
LED
Light emitting Diode
482
Current only flows in one direction
Diode
483
Denoted by triangle with line
Diode
484
One plus one over n to the nth power
Euler
485
Gun hypothesis
Methane
486
Proton decay
Positron and neutral pion
487
Waggle dance
Bees
488
Killer variety
Bees
489
Hennig Brand isolated
Phosphorus
490
Phosphorus varieties
Tetrahedral white Amorphous red
491
Arabic Reunion of broken parts
Algebra
492
Split brain procedure
Epilepsy
493
Fritz Haber
Ammonia
494
Ammonia formula
NH3
495
Solid halogen
Astatine
496
Heaviest rarest halogen
Astatine
497
Statue of Liberty guy
Gustave Eiffel
498
Hexagonal lobules
Liver
499
Cirrhosis
Liver
500
Yellowing of skin
Jaundice(liver related)
501
Uranus’s moons are named after
Alexander pope and Shakespeare characters
502
Lord Rayleigh
Drag
503
Resistance to motion through a fluid
Drag
504
Types of drag
Parasitic Skin-Friction
505
Icelandic earthquake
Geyser
506
Old Faithful
Geyser at Yellowstone
507
“Cone” variety
Geyser
508
Cell’s main transportation system
Endoplasmic reticulum
509
Ones and zeros
Binary/Boolean Algebra
510
English logician
George Boole
511
Fuel burning
Combustion
512
Rapid exothermic redox reaction
Combustion
513
Breast cancer types
Ductal Lobular
514
Mammogram
Breast cancer
515
Pink ribbon logo
Awareness for breast cancer
516
Separating mixtures based on boiling point
Classical distillation
517
Highly active galactic nuclei
Quasars
518
Vitamin Blood clotting
K
519
Continuous bleeding
Hemorrhaging
520
Young’s double slit experiment
Light/Photons interference
521
Bagasse
Sugarcane
522
Perennial grass
Sugarcane
523
Rainbow like reflections
Opal
524
Iridescent Gem
Opal
525
Heavy elements form in universe
Supernovae
526
Fringing is a type of
Coral reef
527
Coral reefs
Made of polyps
528
Sleep-wake cycle
Circadian rhythm
529
Sir Humphrey Davy isolated
Sodium(Na)
530
Ahuna Mons
Ceres
531
Dawn spacecraft
Vesta and Ceres
532
Ayurveda
Type of Medicine
533
Key component in photovoltaic cells
Silicon(Si)
534
Blue death
Cholera
535
Disease spread by contamination water
Cholera
536
Horsehead Nebula
Orion
537
Secretes insulin
Pancreas
538
Diabetes organ
Pancreas
539
Duct named for Santorini
Pancreas
540
Duct named for Santorini
Pancreas
541
Islets of langerhans
Pancreas
542
Islets of langerhans
Pancreas
543
Pancreas secretes
Insulin
544
Computer long term storage
Hard drive or hard disk
545
Hard drive replaced by
SSD (solid state disk)
546
Matter making up 80 percent of universe
Dark matter
547
Interacts with gravity but not electromagnetic radiation
Dark matter
548
1 1 2 3 5
Fibonacci sequence
549
Tiling spiral
Fibonacci sequence
550
Aperiodic crystal
Schrodinger
551
Geiger counter, hammer and poison
Schrödinger
552
SI Unit of force
Newton
553
Calculus inventor
Leibniz and Newton
554
BCG vaccine
Tuberculosis
555
Mantoux test skin bump
Tuberculosis
556
Old name of tuberculosis
Consumption
557
Helmet streamers and polar plumes
Corona
558
Outermost layer of sun
Corona
559
Duck typing language
Python
560
Language British comedy troupe
Python
561
Antiseptics
Lister
562
Theory of infectious transmission
Germ theory
563
Pathogen
Germ
564
Six easy pieces book
Feynman
565
Feynman diagram
Depict particle behaviour
566
Light beam bends
Diffraction
567
Tycho Brahe assistant
Johannes Kepler
568
Electron tunneling
Microscope
569
Folic acid
Vitamin b9
570
Leafy vegetables vitamin
Folate
571
Megaloblastic anemia vitamin
B9
572
Capillary action cause
Surface tension
573
Force that holds water into droplets
Surface tension
574
Difference engine
Charles Babbage
575
Analytical engine
Charles Babbage
576
Ada Lovelace worked for
Charles Babbage
577
Free and membrane bound varieties
Ribosomes
578
James watt
Steam engine
579
Bailey’s beads
Eclipse
580
Two ammonia + one CO2
Urea
581
Rotor and stator
Electric motor
582
Negative one third or positive two third charge
Quarks
583
Piezoelectricity
Quartz
584
Release Maars
Volcanoes
585
Tuyas
Formed by volcanoes under ice sheet
586
Pyroclastic flows
Volcanoes
587
Shield variety
Volcano
588
Glomerulus
Kidney
589
Bowman’s capsule
Kidney
590
Father of analytical geometry
Descartes
591
Galena ore of
Lead(Pb(plumbum))
592
Inuit Norse and Gallic moons
Saturn irregular moons
593
Rhea moon of
Saturn
594
Moon with own atmosphere
Titan(Saturn)
595
Plastic allotrope
Sulfur
596
Intentionally alter animals to be useful
Domestication
597
Solid objects break into two
Fracture
598
Common anaesthetic
Ether
599
THF
Ether
600
Excavating old human settlements
Archeology
601
Zero heat transfer
Adiabatic
602
South American mountain range
Andes
603
Home of alpaca llama chinchilla
Andes mt
604
Torino and palermo scales
Asteroids risk
605
Androgen and estrogen
Example of Steroids (sex hormones)
606
Anabolic
Steroids (grow muscle mass)
607
Albert Einstein Nobel prize
Photoelectric effect
608
Heron’s formula
Triangle area
609
Rocky Mountain spotted fever
Ticks
610
Lyme disease
Ticks
611
Parasitic arachnids
Tick
612
Malaria cause
Plasmodium parasite
613
Epsom salt
Magnesium sulfate
614
Prevent kidney stones
Magnesium
615
Laxative for colonoscopy
Magnesium
616
I don’t see any god up here
Gagarin(First man in space(Russian))
617
First man in space
Gagarin
618
Tereshkova
First woman in space
619
Bread and beer making fungi
Yeast
620
First genome sequence
Yeast
621
Tokamak confines
Plasma
622
Nuclear fusion only possible in this state
Plasma
623
Binomial nomenclature
Linnaeus
624
Cherenkov radiation
Exceed speed of light in medium
625
Tachyons
Hypothetically exceed speed of light
626
Clear out forest
Agent orange
627
Rainbow herbicide
Agent orange
628
Black and white smokers
Sea floor
629
Hydrothermal vents
Seafloor
630
Hydrothermal vents
Seafloor
631
Benthos
Organisms living near sea floor
632
Appetite and mood regulating neurotransmitter
Serotonin
633
Property 90 degree intersection
Perpendicularity
634
Opposite reciprocal slopes
Perpendicular lines
635
Crenon rhithron and potamon
River biosphere classification
636
Riparian zones
River buffer areas
637
Transom and stemdrive
Parts of boats
638
Rudder
Steer boat or ship
639
“Hairless” object
Black holes
640
Gorilla arm
Touch screen
641
Hylonomous
Earliest reptile
642
Theia
Collided with earth to form moon
643
Rigel and Betelgeuse
Orion
644
Halley’s Comet meteor shower constellation
Orion
645
PCR lab technique
DNA
646
Antilles current at Florida strait
Gulf stream
647
Three horn dinosaurs
Triceratops
648
Horridus and prorsus
Triceratops
649
Cooper pair
Two electrons
650
Most stable neutrino
Electron neutrino
651
Diabetes
Lack of Insulin
652
“Death worm” home
Gobi desert
653
Aorta
Artery
654
Carry pure blood from heart
Arteries
655
Carry impure blood to heart
Vein
656
Gilbert Lewis
Acids
657
Vinegar
Acetic acid
658
Bessemer process
Iron/ Steel
659
Common insect for studies
Fruit fly
660
Chinese room argument
Artificial intelligence
661
Shell shock
PTSD
662
Hydroxyl group
Alcohols
663
Sensory and motor types
Neurons
664
Core collapse type
Supernovae
665
Expressions with coefficients and variables
Polynomials
666
Subcutaneous
Skin
667
dermis and epidermis
Skin
668
Rotating gun turret
Tank
669
M4 Sherman
Tank
670
Lyme Regis
Fossils
671
Coprolites
Fossils
672
Palaeontologists
Study fossils
673
Galatea moon of
Neptune
674
Reynolds number
Viscosity
675
Fluids internal resistance to flow
Viscosity
676
Chloroplast
Organelle in plants for photosynthesis
677
Lowering activation energy
Catalysts
678
Alpha particles are nuclei of
Helium
679
Stirlings approximation
Factorial
680
Wallaby
Smaller relative of kangaroo
681
Osphranter
Genus containing kangaroos
682
Disease led to founding of CDC
Malaria
683
Cinchona tree
Used to fight malaria
684
Unicode standard
Supports multiple world languages including emojis
685
Chicago skeleton method
Skyscrapers
686
Orthocenter
Intersection of altitudes in triangle
687
Supercell
Tornado
688
Aquatic version of tornado
Waterspout
689
Red green
Colourblindness more common in males
690
Guanacos and vicuñas biome
Mountains
691
Screaming hairy and pink fairy types
Armadillos
692
Roll into ball when scared
Armadillo
693
Lichens
Fungus and algae
694
Cyanobacteria
Type of algae
695
Edward Jenner
Smallpox vaccine
696
Variola virus
Smallpox
697
Carbon dating
Use carbon-14 to find age of object
698
Spirit and opportunity rovers
Mars
699
Viking lander
Mars
700
Syrinx
Birds vocal organ
701
Hale telescope
California
702
Cyclotron
Particle accelerator
703
Ernest Lawrence
Invented cyclotron Discovered plutonium and uranium Got Nobel prize
704
Fish poisonous element
Mercury
705
Pressure measures in mm of
Hg
706
Ribosomal messenger and transfer are types of
RNA
707
Lindblad resonances form
Galaxies
708
Simplest alkane
Methane
709
Serum is colorless component of
Blood
710
Great white spot
Saturn
711
String of pearls
Saturn
712
Cassini-Huygens mission
Saturn
713
Shell model
Atomic nucleus
714
Slab and powder types
Avalanche
715
Food pipe (tubular organ)
Esophagus
716
First animal in space
Dog (Laika)
717
First American in space
Alan Shepard
718
Pleasure and reward system
Dopamine
719
Cantilever and suspension are types of
Bridges
720
Cirque and valley head are types of
Glaciers
721
Nunataks
Glaciers ridges
722
F=ma
Newton’s second law
723
Birds Class
Aves
724
ZW chromosomes
Birds and snakes
725
Determine concentration of solution
Titration
726
P and n type semiconductors
Diode
727
Imitation game
Alan Turing test
728
Euclid’s fifth postulate
Parallel postulate
729
PVC and nylon
Polymer
730
Object with large white heart
Pluto
731
Cthulhu macula
Pluto
732
Charon moon of
Pluto
733
Nix Kerberos and hydra moons of
Pluto
734
“Total internal” type
Reflection
735
Blockchain
Cryptocurrency
736
Differentiation
Calculus operation
737
Differentiation opposite
Integration
738
Integration
Calculus operation
739
Area under curve calculus
Integration
740
Lytic or lysogenic
Viruses
741
Viruses that infect bacteria
Phages
742
Water high boiling point due to
Hydrogen bonds
743
Sverdrup
Measure ocean currents
744
Thermohaline circulation
Ocean currents
745
Humboldt
Ocean current South America
746
Inertial confinement
Fusion
747
CNO cycle
Fusion
748
Majority of eucalyptus species
Australia
749
Thorny devil lizard
Australia
750
Wilms tumour
Kidney
751
Lattice
Crystal arrangement
752
Energy required to remove electron from atom
First ionisation energy
753
Swidden
Deforestation created field
754
Habitat loss
Deforestation
755
First men on the moon
Armstrong and aldrin
756
Thymus cells
T cells
757
Hemoglobin forms
R and T Relaxed and tense
758
Hook echo in pulse Doppler radar
Tornadoes
759
Tabular and non tabular types
Iceberg
760
Glaciers calving
Iceberg
761
Shoemaker levy 9
Comet
762
Only known superfluids
Helium
763
Nucleus equal to alpha particle
Helium
764
FDR disease
Polio
765
Nail polish remover
Acetone
766
Clean laboratory glassware
Acetone
767
4000 times further than Kuiper Belt
Oort Cloud
768
WKB method
Schrödinger
769
Schrödinger disputed
Copenhagen interpretation of quantum mechanics
770
Cosine of X
Adjacent/hypotenuse
771
Sine of X
Opposite/hypotenuse
772
Bacteria cell division
Binary fission
773
Arrhenius
Greenhouse effect
774
Flat slab from
Subduction
775
Incredible Hulk
Gamma rays
776
Cannot measure position and momentum
Heisenberg uncertainty principle
777
Organelle disposes waste
Lysosomes
778
Pi squared over 6
Euler (Oiler)
779
Jurassic park
Crichton
780
Michael Crichton books
Andromeda strain, terminal man, state of fear, Jurassic park
781
The sea around us
Rachel Carson
782
Silent spring
Rachel Carson
783
Gibbs free energy
Maximum reversible work that can be done (G)
784
Failed stars
Brown dwarfs
785
Hawking and Newton university
Cambridge
786
Radula
Mollusk
787
Snails phylum
Mollusca
788
Squids octopus and snails
Mollusks
789
Avicenna
Arab medicine book author
790
Resacas are types of
Lakes
791
Liminic eruptions
Lakes release co2
792
Billabong
Australian term for lake
793
Energy currency of the cell
ATP
794
Blocks of code repeatedly run
Loops
795
For, while and do keywords
Loops
796
Cell culture plate
Petri dish
797
Mach 1
Speed of sound
798
Faster than speed of sound
Supersonic
799
Concorde
Passenger plane faster than sound
800
Sternum
Breast bone
801
Unit of energy
Joule
802
Portuguese man of war
Jellyfish
803
Polyp and Medusa phases
Jellyfish
804
Nematocysts
Stinging cells in jellyfish
805
Organelle folds proteins
Endoplasmic reticulum
806
Calderas
Volcanos
807
Useless organ
Appendix
808
Buffons needle problem
Pi
809
S P d F are types of
Orbitals in atom
810
Hygrometer
Humidity
811
Closest star system
Alpha Centauri
812
Galvanize
Zinc
813
Ozone isotope
Oxygen
814
Fullerenes
Carbon
815
Graphene
Carbon atoms in one layer
816
Higgs boson
Gives mass to particles
817
Van der waals equation
Gases
818
First law of thermodynamics
Energy cannot be created or destroyed
819
Golden rice
Vitamin A
820
Carrots
Vitamin A
821
Voltage times current
Power
822
Tarantula hawk
Wasp
823
Fairyfly
Wasp that is smallest insect
824
Only North American marsupial
Opossum
825
Chinook
Type of wind