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Potential and Kinetic Energy

Total questions: 30

Worksheet time: 34mins

Name
Class
Date
1.
Energy due to motion is ____________ energy. 
a)
Potential 
b)
Energy
c)
Kinetic
d)
Friction
2.
__________ is stored energy. 
a)
Potential
b)
Kinetic
c)
None of the above 
d)
All of the above 
3.
At which point is kinetic energy greatest?
a)
W
b)
X
c)
Y
d)
Z
4.
At which point is potential energy greatest?
a)
W
b)
X
c)
Y
d)
Z
5.
Which 2 letters have the most kinetic energy
a)
W & Y
b)
X & Z
6.
Girl serving a volleyball
a)
Potential
b)
Kinetic
7.

The energy of motion is called

a)

Potential Energy

b)

Kinetic Energy

c)

Mechanical Energy

d)

Chemical Energy

8.

Energy of position or stored energy is called

a)

Potential Energy

b)

Kinetic Energy

c)

Mechanical Energy

d)

Chemical Energy

9.

What is the potential energy formula?

a)

12mv2\frac{1}{2}mv^2

b)

v2−v1t\frac{v_2-v_1}{t}

c)

mghmgh

d)

FdFd

10.

What is the kinetic energy formula?

a)

mghmgh

b)

FdFd

c)

Wt\frac{W}{t}

d)

12mv2\frac{1}{2}mv^2

11.

When a pendulum swings, at what point is the kinetic energy greatest?

a)

1

b)

2

c)

3

d)

4

12.

When a pendulum swings, at which point is potential energy greatest?

a)

1

b)

2

c)

3

d)

4

13.

Which point has the most potential energy?

a)

G

b)

F

c)

B

d)

A

14.

Kinetic energy can be calculated using the formula KE = 1/2mv2. What is the kinetic energy of a bicycle that has a mass of 20 kg and is traveling at a velocity of 10 m/sec?

a)

10 J

b)

100 J

c)

1000 J

d)

10,000 J

15.

The highest inhabited town in the world has an elevation of 5334 m above sea level. What would be the gravitational potential energy of a 64 kg person in this town?


Gravitational Potential Energy = mass x gravitational potential energy x height

a)

341,376 J

b)

83.3 J

c)

3,413,760 J

d)

34,834.3 J

16.

An Olympic high jumper, with a mass of 82 kg, has a maximum gravitational potential energy of 1970 J. How high was the jump?


Gravitational potential energy = mass x gravitational acceleration x height

a)

24 m

b)

161,540 m

c)

2.4 m

d)

201 m

17.

What two factors affect an object's kinetic energy?

a)

area and volume

b)

mass and weight

c)

weight and height

d)

mass and speed

18.

What is the mass of a ball that has a kinetic energy of 115 J and is traveling at 9 m/s?

Kinetic energy = 1/2 x mass x velocity ^2

a)

1035 kg

b)

23.5 kg

c)

12.8 kg

d)

2.84 kg

19.

How can we increase the gravitational potential energy of the car?

a)

Strap a boulder to the car so that it weighs more.

b)

Keep the length of the hill at 50 m but only 5 m tall.

c)

Take the interior out of the car so that the car has less mass.

d)

Keep the hill at 10 m tall but increase the length of the hill so that the car has farther to roll.

20.
A 0.40 kilogram bird is flying at a constant speed of 8.0 m/s. What is the bird's kinetic energy ?
a)
3.2 J
b)
4.2 J
c)
2.0 J
d)
12.8 J
21.
A 60.0 kg person walks from the ground to the roof of a 74.8 m tall building. How much gravitational potential energy does she have at the top of the building?
a)
43982.4 J
b)
63982.3 J
c)
43962.4 J
d)
83942.4 J
22.

Calculate the potential energy of a rock with a mass of 55 kg while sitting on a hill that is 35 m high

a)

18,865 J

b)

1,925 J

c)

9,625 J

d)

336,875 J

23.

Calculate the kinetic energy of a truck that has a mass of 2,900 kg and is moving at 55 m/s

a)

4,386,250 J

b)

79,750 J

c)

1,563,100 J

d)

159,500 J

24.
2. The diagram to the right represents a diver’s motion from the top of a high diving board into a pool of water. At what point does the diver have the greatest kinetic energy and the least potential energy?
a)
1
b)
2
c)
3
d)
4
25.
A 60.0 kg person walks from the ground to the roof of a 74.8 m tall building. How much gravitational potential energy does she have at the top of the building?
a)
43982.4 J
b)
63982.3 J
c)
43962.4 J
d)
83942.4 J
26.

This graph depicts what type of relationship between kinetic and potential energy?

a)

Non-Linear

b)

Linear

c)

Inverse

d)

Poly-atomic

27.

According to this graph, as kinetic energy decreases, potential energy must?

a)

Increase

b)

Decrease

c)

Stay the same

28.

Based on the diagram of a roller coaster car on a roller coaster track, what statement is true?

a)

The car at point A has more kinetic energy than the car at point C

b)

The car at point C has less kinetic energy than the car at point B.

c)

The car at point C has more kinetic energy than the car at point B.

d)

The car at point D has less potential energy than the car at point B.

29.

A ball is launched into the air. On the way up, the ball experiences

a)

increase in PE & decrease in KE

b)

increase in PE & increase in KE

c)

decrease in PE & decrease in KE

d)

decrease in PE & increase in KE

30.

A cheetah can run briefly with a speed of 31 m/s. Suppose a cheetah with a mass of 47 kg runs at this speed. What is the cheetah’s kinetic energy?

a)

1457 J

b)

728.5 J

c)

45,167 J

d)

22,583.5 J