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Energy And Motion Practice
Test Description: Introductory level practice for connection between energy and speed.
Instructions: Answer all questions to get your test result.
1) Stored energy is known as ...
A
kinetic energy
B
force
C
speed
D
potential energy
2) The energy of a moving object is known as
A
potential object
B
kinetic energy
C
speed
D
force
3) A person on a bike goes down a tall hill. Where will the biker have the most potential energy?
A
Halfway down the hill.
B
The top of the hill.
C
The bottom of the hill.
4) A person on a bike goes down a tall hill. Where will the biker have the most kinetic energy?
A
Halfway down the hill.
B
The bottom of the hill.
C
The top of the hill.
5) A boulder falls from the edge of a cliff. As it falls when will the potential energy be equal to the kinetic energy?
A
Right before it hits the ground.
B
They will never be equal.
C
The top of the cliff.
D
Halfway through the fall to the ground.
6) What is the scientific unit for energy?
A
meters per second (m/s)
B
Newtons (N)
C
joules (J)
D
meters (m)
7) Which statement describes what happens to energy as a ball falls towards the ground?
A
Potential energy decreases and kinetic energy increases.
B
Potential energy increases and kinetic energy decreases.
C
Potential energy increases and kinetic energy stays the same.
8) How can speed be used to measure potential energy?
A
Objects with greater potential energy will have less speed when movement occurs.
B
Objects with less potential energy will have more speed when movement occurs.
C
Objects with greater potential energy will have more speed when movement occurs.
9) Which example demonstrates speed of an object?
A
16 Newtons
B
20 joules
C
42 meters/second
10) Which example demonstrates the force on an object?
A
6 Newtons
B
100 joules
C
8 miles/hour east
D
4 meters/second
11) Which definition describes force?
A
Stored energy of an object.
B
A push or pull on an object.
C
Energy of a moving object.
12) Newton's third law states that forces
A
occur in groups.
B
occur in pairs.
C
occur individually.
13) According to Newton's third law, if you push on a box with 20 N of force how much force is exerted on you?
A
40 N
B
20 N
C
0 N
14) If a ball pushes on the ground 10 newtons of force what direction does the ground exert a force?
A
10 newtons and direction does not matter
B
10 newtons up
C
10 newtons down
D
10 newtons in every direction
*select an answer for all questions
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