Science Flashcards

1
Q

Wavelength just shorter than visible light

A

Ultraviolet

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2
Q

The science of projectiles

A

Ballistics

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3
Q

Most malleable and ductile metal

A

Gold (Au)

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4
Q

Elements used in rechargeable batteries

A

Nickel (Ni) - Cadmium (Cd)

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5
Q

Force applied to a body to maintain a circular orbit

A

Centripetal force

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6
Q

Metal which is liquid at room temperature

A

Mercury (Hg)

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7
Q

Fast tropospheric winds

A

Jet stream

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8
Q

Mutually beneficial relationship between two animals

A

symbiosis

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9
Q

Term for a mineral that glows under an ultra-violet light

A

Fluorescence

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10
Q

Grey filament metal with highest melting temperature

A

Tungsten (W)

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11
Q

“Color” Element

A

Chromium (Cr)

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12
Q

Term it takes for radioactivity to decrease by 50%

A

Half life

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13
Q

The study of man

A

Anthropology

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14
Q

Term for water circling around a drain

A

Corolis effect

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15
Q

Atmospheric layer 7 to 30 miles up

A

Stratosphere

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16
Q

Element used to galvanize steel

A

Zinc (Zn)

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17
Q

Ancient science of transmuting metals

A

Alchemy

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18
Q

Particle or packet of light

A

Photon

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19
Q

Rainy thunder-head type clouds

A

Cumulo-nimbus

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20
Q

The four states of matter

A

Solid - Liquid - Gas - Plasma

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21
Q

Atmosphere’s most abundant element

A

Nitrogen (N)

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22
Q

Lowest ignition point of a vapor

A

Flash point

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23
Q

The study of fossils

A

Paleontology

24
Q

Copper and zinc alloy

A

Brass

25
Q

Father of the atom bomb

A

Robert Oppenheimer

26
Q

The act of splitting atoms

A

Fission

27
Q

tri-atomic oxygen

A

Ozone

28
Q

Center of an atom

A

Nucleus

29
Q

The four forces of nature

A

Electromagnetic - Gravity - Strong and weak nuclear

30
Q

Materials made from two or more metals

A

Alloys

31
Q

Earth’s most abundant element

A

Oxygen (O)

32
Q

The science of heat and energy transfer

A

Thermodynamics

33
Q

Second-lightest element

A

Helium (He)

34
Q

The solar wind colliding with Earth’s magnetc field creates this effect

A

Northern and Southern lights

35
Q

Negatively charged atomic particle

A

Electron

36
Q

English scientist who discovered sodium and potassium

A

Sir Humphry Davy

37
Q

The science of heredity

A

Genetics

38
Q

The study of past artifacts

A

Archaeology

39
Q

Heaviest non man-made element

A

Uranium (U)

40
Q

Wavelength just longer than visible light

A

Infrared

41
Q

Lightest metal

A

Lithium (Li)

42
Q

Term for wind speed above 72 miles per hour

A

Hurricane

43
Q

Earth’s most abundant metal

A

Aluminum (Al)

44
Q

Scientist who proposed the theory of the expanding universe

A

Edwin Hubble

45
Q

The period between ice ages

A

Interglacial

46
Q

French scientist of optics and geometry

A

Rene Descartes

47
Q

Clouds formed by convection

A

Cumulus

48
Q

The act of joining atoms together

A

Fusion

49
Q

Light metal used in fighter aircraft

A

Titanium (Ti)

50
Q

HCL - found in the human stomach

A

Hydrochloric acid

51
Q

Lightest common metal

A

Magnesium (Mg)

52
Q

CO2

A

Carbond dioxide

53
Q

Silver and tin alloy

A

Pewter

54
Q

The science of sound

A

Acoustics

55
Q

Element found in bones

A

Calcium (Ca)

56
Q

Low-lying clouds

A

Stratus

57
Q

Scientific name for northern lights

A

Aurora Borealis