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Course: AP PHYSICS 1
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AP PHYSICS 1

1. Kinematics

0/29

2. Force and Translational Dynamics

0/73

3. Work, Energy, and Power

0/31

4. Linear Momentum

0/29

5. Torque and Rotational Dynamics

0/37

6. Energy and Momentum of Rotating Systems

0/27

7. Oscillations

0/21

8. Fluids

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Quiz

2.5.4 Acceleration Due to Gravity – Check yourself

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  • Questions count: 6
  • Passing grade: B+
  • Time limit: 10 minutes
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1.
In a vacuum, a 1 kg ball and a 10 kg ball are released from the same height. Which statement is correct?
The 10 kg ball hits first
The 1 kg ball hits first
Depends on shape
They hit at the same time
2.
A stone is thrown straight up. At the highest point its acceleration is:
9.8 m s^−2 downward
Zero
9.8 m s^−2 upward
Undefined
3.
On a planet g = 2.0 m s^−2. An object dropped from rest falls for 4.0 s. The distance fallen is:
4.0 m
16 m
8.0 m
32 m
4.
The v–t graph for an object dropped from rest in a vacuum is:
Horizontal
A curve flattening out
A straight line through the origin
A parabola
5.
Compared with Earth's surface, g at a distance of 2R from Earth's center is:
g/4
g/2
2g
g/8
6.
Why does a feather fall more slowly than a stone in air?
Gravity pulls it less
It has no mass
Air resistance is large compared with its weight
It is nearer the ground
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Part of 2. Force and Translational Dynamics — see every lesson and quiz in this unit.
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