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Gravity Test Review
Test Description: Gravity Test reivew
Instructions: Answer all questions to get your test result.
1) Which of the following characteristics of a spaceship would change if it traveled to the moon?
A
Weight
B
Density
C
Mass
D
Volume
2) What characteristic remains constant regardless of a change in gravity?
A
Speed
B
Weight
C
Momentum
D
Mass
3) Which of the following objects has the greatest amount of gravitational force acting on Earth?
A
A car
B
A bowling ball
C
A golf ball
D
An 8th grade student
4) As the mass of an object increases, the amount of gravitational force it exerts
A
Decreases
B
Increases
C
Stays the same
D
Disappears
5) As the distance from an object increases, the amount of gravitational force felt by the object
A
Disappears
B
Increases
C
Stays the same
D
Decreases
6) Which planet has the strongest gravitational force ?
A
Jupiter
B
Mars
C
Earth
D
Pluto (dwarf planet)
7) What size planet would you expect to jump the highest on?
A
small
B
average
C
large
D
very small
8) Which of the following best restates how Earth’s gravitational force on an object depends upon the distance of the object from Earth?
A
the closer an object is to Earth, the less the attraction of gravity
B
Earth’s gravitational force is proportional to its distance from the Sun
C
the further two objects are from one another the greater the attraction
D
the further an object is from Earth, the less affect Earth’s gravity has on it
9) Which of the following is an example of how a scientist could help an engineer design and build a bridge?
A
take photographs of existing bridges
B
discover what traffic patterns are in the city
C
find out what kinds of bridges people find attractive
D
test a model of the bridge
10) Long ago people harnessed the energy in running water by using water wheels to turn a grinding stone. How has science influenced advances in this technology?
A
scientists learned how running water could be changed into fossil fuels
B
scientists experimented with the force of gravity and found what causes it
C
scientists discovered how to create electricity using moving water
D
scientists built dams that did not need moving water to create energy
11) How does understanding gravity help a chair designer?
A
the chair must be attractive enough for people to want to buy it
B
the chair must be the same shape as other types of chairs
C
the chair must be strong enough to hold people’s weight
D
the chair must be made out of materials that are easy to find
12) In physical Science, a push or pull is called a
A
inertia
B
motion
C
acceleration
D
force
13) Physicists measure the speed of a falling object and describe gravity in terms of speed. Biologists watch a plant seed grow and describe gravity in terms of an effect. Which scientist is correct?
A
neither, gravity should be described a law.
B
the biologist, because they describe gravity based on observations.
C
the physicist, because they use math to describe the motion.
D
both, they do not use the same words but have similar understandings.
*select an answer for all questions
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