Round #4 Flashcards
1) PHYSICAL SCIENCE Multiple Choice A child’s seesaw would be considered:
W) a complex machine
X) a form of inclined plane
Y) a compound lever
Z) a class 1 lever
ANSWER: Z) A CLASS ONE LEVER
1) PHYSICAL SCIENCE Short Answer A 100-watt light bulb is lighted by a 100 volt power
source. What is the current, in amperes, running through the bulb?
ANSWER: 1 AMPERE
2) LIFE SCIENCE Multiple Choice Which of the following is the scientific name for the part
of the human brain where higher brain operations occur such as thinking, imagination,
mathematical reasoning and language:
W) cerebral cortex
X) cerebellum
Y) medulla oblongata
Z) hypothalamus
ANSWER: W) CEREBRAL CORTEX
2) LIFE SCIENCE Short Answer What is the common botanical term for the response a cell or
plant has towards or away from a stimulus?
ANSWER: TAXIS
3) GENERAL SCIENCE Short Answer What layer of the Sun’s atmosphere is immediately
interior to the corona?
ANSWER: THE CHROMOSPHERE
3) GENERAL SCIENCE Short Answer How many angstroms are in 1 micron?
ANSWER: 10,000
4) LIFE SCIENCE Multiple Choice What is the joint that is formed by the articulation of the
tibia, fibula, and femur?
W) wrist
X) knee
Y) elbow
Z) ankle
ANSWER: X) KNEE
4) LIFE SCIENCE Multiple Choice The exchange of gases between blood and the tissue
occurs normally in:
W) venules
X) arterioles
Y) veins
Z) capillaries
ANSWER: Z) CAPILLARIES
5) MATH Short Answer What does 12 times 13 divided by 2 equal?
ANSWER: 78
5) MATH Short Answer Four factorial equals what number?
ANSWER: 24
6) EARTH SCIENCE Short Answer During which month does the vernal equinox occur?
ANSWER: MARCH
6) EARTH SCIENCE Short Answer The temperature at which the relative humidity reaches
100% and condensation starts is called the:
ANSWER: DEW POINT
7) GENERAL SCIENCE Short Answer Sigmund Freud proposed the idea that the
subconscious mind exited in three separate divisions two of which he called the ego and the
superego. What was the third?
ANSWER: THE ID
7) GENERAL SCIENCE Multiple Choice Galaxies are:
W) clouds of gases around stars
X) clusters of billion of stars
Y) rare in the universe
Z) always spherical in shape
ANSWER: X) CLUSTERS OF BILLION OF STARS
8) PHYSICAL SCIENCE Short Answer The amount of heat needed to increase the temperature
of 1.00 gram of water from 14.5°C to 15.5°C is defined as what unit of measurement?
ANSWER: CALORIE
8) PHYSICAL SCIENCE Short Answer What is the chemical formula for hydrogen peroxide?
ANSWER: H2O2
9) EARTH SCIENCE Multiple Choice Which of the following minerals best illustrates the
property of cleavage:
W) quartz
X) diamond
Y) topaz
Z) mica
ANSWER: Z) MICA
9) EARTH SCIENCE Multiple Choice Based on how it was formed, slate is classified as what
type of rock:
W) igneous
X) sedimentary
Y) metamorphic
Z) volcanic
ANSWER: Y) METAMORPHIC
10) MATH Short Answer What is the name of the famous theorem of geometry that states the
sum of the squares of a right triangle is equal to the square of the hypotenuse?
ANSWER: PYTHAGOREAN THEOREM (ACCEPT: PYTHAGOREAN OR PYTHAGORAS
10) MATH Short Answer What is the following Roman Numeral number equal to in an Arabic
number: MCMLXI
ANSWER: 1961
11) PHYSICAL SCIENCE Multiple Choice The mass of a quantity of matter divided by its
volume provides which specific property?
W) weight
X) specific gravity
Y) density
Z) malleability
ANSWER: Y) DENSITY
11) PHYSICAL SCIENCE Short Answer Assuming friction is negligible, if a lever has a
mechanical advantage of 5, how much effort in newtons is needed to lift a 10 newton load?
ANSWER: 2 NEWTONS
12) LIFE SCIENCE Multiple Choice In 1665, what person, using a microscope he built,
observed perforations in plant stems, which he called cells:
W) Robert Hooke
X) Anton Van Leewenhoek
Y) Carolus Linnaeus
Z) Theodor Schwann
ANSWER: W) ROBERT HOOKE
12) LIFE SCIENCE Short Answer What are the four main human blood types?
ANSWER: O, A, B, AND AB
13) MATH Short Answer Solve the following equation:
6
x = -8
ANSWER: -48
13) MATH Short Answer Find the area of a circle when the radius equals 10:
ANSWER: 314
14) EARTH SCIENCE Short Answer What is the name of the phenomenon that causes an
accumulation of heat in the lower atmosphere because of the absorption of long wavelength
radiation from the Earth’s surface?
ANSWER: GREENHOUSE EFFECT
14) EARTH SCIENCE Short Answer A meteor that reaches the surface of the Earth is more
accurately called a:
ANSWER: METEORITE
15) LIFE SCIENCE Multiple Choice Which of the following is the region of the body where
the thyroid gland is located:
W) neck
X) abdomen
Y) brain
Z) arm pit
ANSWER: W) NECK
15) LIFE SCIENCE Short Answer Encephalitis is an inflammation of what organ?
ANSWER: BRAIN
16) GENERAL SCIENCE Short Answer Ring, Helix, Dumbbell and Veil are all names of what
specific type of heavenly bodies?
ANSWER: NEBULA
16) GENERAL SCIENCE Short Answer Rounded to the nearest whole number, what is the
temperature in Fahrenheit of a substance at 100°C ?
ANSWER: 212°
17) EARTH SCIENCE Short Answer Which equinox marks the moment when fall begins in
the Northern Hemisphere?
ANSWER: AUTUMNAL EQUINOX
17) EARTH SCIENCE Multiple Choice Underwater volcanoes that have a flat top are called:
W) seamounts
X) island arcs
Y) abyssal mountains
Z) guyots
ANSWER: Z) GUYOTS
18) MATH Short Answer What is the smallest two-digit whole number?
ANSWER: 10
18) MATH Short Answer On your first math test you scored a 56% and on the second test you
scored 70%. By what percentage did you increase your score?
ANSWER: 25%
19) GENERAL SCIENCE Short Answer What term do physicists and engineers use most
commonly to describe a change in the velocity of an object?
ANSWER: ACCELERATION
19) GENERAL SCIENCE Multiple Choice Which list is out of order of closest to furthest
distance from the sun:
W) Mercury, Venus, Earth
X) Jupiter, Saturn, Neptune
Y) Venus, Mars, Earth
Z) Mercury, Jupiter, Pluto
ANSWER: Y) VENUS, MARS, EARTH
20) PHYSICAL SCIENCE Short Answer A color made from the addition of two primary
colors is called a:
ANSWER: SECONDARY COLOR
20) PHYSICAL SCIENCE Multiple Choice At 100 degrees Fahrenheit, which of the following
substances would feel hottest to touch?
W) wood
X) water
Y) sand
Z) gold
ANSWER: Z) GOLD
21) GENERAL SCIENCE Short Answer In a compound light microscope, the lens closest to
the specimen is usually called the
ANSWER: OBJECTIVE
21) GENERAL SCIENCE Short Answer What is the nearest star to Earth in the Milky Way?
ANSWER: THE SUN
22) PHYSICAL SCIENCE Multiple Choice What property of waves allows them to bend
around the edges of obstacle:
W) reflection
X) diffraction
Y) deflection
Z) dispersion
ANSWER: X) DIFFRACTION
22) PHYSICAL SCIENCE Short Answer For a toaster that draws 12 amps on a 120 volt line,
what is the resistance of the toaster?
ANSWER: 10 OHMS
23) LIFE SCIENCE Multiple Choice Which of the following is not a case of symbiosis:
W) parasitism
X) commensalism
Y) mutualism
Z) formatism
ANSWER: Z) FORMATISM
23) LIFE SCIENCE Short Answer What is the name of the protein which is primarily
responsible for the varying shades of color in human skin and increases in production after
exposure to sunlight.
ANSWER: MELANIN
24) EARTH SCIENCE Short Answer What is the name of a mixture of molten rock, suspended
mineral grains, and dissolved gases that forms within the crust or mantle of the Earth when
temperatures are sufficiently high:
ANSWER: MAGMA (DO NOT ACCEPT: LAVA)
24) EARTH SCIENCE Multiple Choice In what geological period did the first organisms with
shells first become abundant:
W) Precambrian
X) Cambrian
Y) Devonian
Z) Permian
ANSWER: X) CAMBRIAN
25) MATH Short Answer What is the standard formula for the surface area of a sphere?
ANSWER: 4πr
2
25) MATH Short Answer Multiply the following 5 numbers: (-2)(-5)(-4)(-3)(-1)
ANSWER: -120
