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Gravity Review- Mrs. Ruiz
Test Description: A review on Gravity.
Instructions: Answer all questions to get your test result.
1) What is the measure of the gravitational force exerted on an object?
A
gravity
B
velocity
C
weight
D
mass
2) What is the measure of amount of matter in an object?
A
mass
B
gravity
C
velocity
D
weight
3) What is the force of attraction between objects that is due to their masses and the distance between those objects?
A
weight
B
mass
C
gravity
D
velocity
4) All matter has mass
A
and is affected by gravity.
B
but objects with small masses are unaffected by gravity.
C
but only the Earth's gravity affects matter.
D
but only the Earth's and sun's gravity affects matter.
5) As the distance between two objects increases, the force of gravity between them
A
increases greatly
B
does not change
C
increases a little
D
decreases
6) The gravitational pull is greater between two objects that
A
have greater masses
B
are moving at a greater speed
C
have rougher surfaces
D
are farther apart
7) The law of universal gravitation says that gravitational force is
A
related to weight and friction
B
related to weight and distance
C
related to mass and friction
D
related to mass and distance
8) What is the acceleration due to gravity during free-fall?
A
9.8 m/s^2
B
8.8 m/s^2
C
10 m/s
D
10 m/s^2
9) Objects of different masses fall at the same speed on Earth.
A
False
B
Sometimes
C
Never
D
True
10) Objects of different masses would fall at the same speed if there was no air resistance.
A
Never
B
False
C
Sometimes
D
True
*select an answer for all questions
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