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Energy Test Review

Total questions: 54

Worksheet time: 2hrs 36mins

Name
Class
Date
1.

Energy stored by something that can stretch or compress.

a)

elastic potential energy

b)

gravitational potential energy

c)

chemical potential energy

d)

potential energy

2.

Energy stored in chemical bonds.

a)

mechanical energy

b)

chemical potential energy

c)

elastic potential energy

d)

kinetic energy

3.

Energy stored by objects due to their position above Earth’s surface.

a)

kinetic energy

b)

gravitational potential energy

c)

mechanical energy

4.

What is the unit of measurement for potential energy?

a)

Watts

b)

Joules

c)

Newtons

d)

Meters

5.

I have the most potential energy if I am:

a)

5 feet high

b)

10 feet high

c)

15 feet high

d)

20 feet high

6.
With all of his Batgear on, Batman has a mass of 90.7 kg. How much potential energy does he have if he's perched on top of a 1,575 m building? 
a)
142,852.5 J
b)
1,399,954.5 J
c)
0.058 J
d)
17.36 J
7.
A leopard with a mass of 55.00 kg climbs 12.0 m up a tree. What is its GPE?
a)
6,468 J
b)
660 J
c)
4.58 J
d)
0.22 J
8.
Roger Federer’s tennis ball has a mass of 0.3 kg. If he holds the ball above the ground at a height of 2.0 m to serve, what is its gravitational potential energy (GPE)?
a)
5.88 J
b)
0.6 J
c)
6.67 J
d)
0.15 J
9.
Gravity on Jupiter is 24.79 m/s2. If a 5 kg box is 32 m above the surface of Jupiter, calculate the GPE of the box.
a)
160 J
b)
3,966.4 J
c)
158.66 J
d)
6.45 J
10.
When a pendulum swings, at which point is potential energy at its greatest?
a)
1
b)
2
c)
3
d)
4
11.

Which object will have the largest value for its potential energy?

a)
b)
c)
d)
12.

Observe the model to answer the following question: When does the skater have the most potential energy?

a)

At the top of the ramp.

b)

At the bottom of the ramp.

13.

Observe the model to answer the following question: When does the skater have the least potential energy?

a)

At the top of the ramp.

b)

At the bottom of the ramp.

14.

Observe the model to answer the following question: When does the skater have the most kinetic energy?

a)

At the top of the ramp.

b)

At the bottom of the ramp.

15.

Observe the model to answer the following question: When does the skater have the least kinetic energy?

a)

At the top of the ramp.

b)

At the bottom of the ramp.

16.

Observe the model to answer the following question: Which of the following statements is true about the skater’s potential energy?

a)

The skater gains potential energy as he travels down the ramp.

b)

The skater loses potential energy as he travels down the ramp.

17.

Observe the model to answer the following question: Which of the following statements is true about the skater’s kinetic energy?

a)

The skater gains kinetic energy as he travels down the ramp.

b)

The skater loses kinetic energy as he travels down the ramp.

18.
What is kinetic energy?
a)
When an object is in motion
b)
When an object is not in motion
19.
What is the unit of measurement for kinetic energy?
a)
Watts
b)
Joules
c)
Newtons
d)
Meters
20.

A bicycle and a person with a total mass of 80 kg are traveling at a velocity of 7 m/s. What is their kinetic energy?

a)

156,800 J

b)

1,960 J

c)

0.82 J

d)

7,840 J

21.

What is the kinetic energy of a 4kg shotput thrown with a velocity of 13m/s?

a)

676 J

b)

3.25 J

c)

17J

d)

338 J

22.
How much kinetic energy does a moving 6 kg object have if it moves with a velocity of 3 m/s?
a)
27 J
b)
18 J
c)
9 J
d)
2 J
23.
What is the kinetic energy of a ball with a mass of 5kg rolling at 10m/s
a)
50 J
b)
5 J
c)
250 J
d)
25 J
24.

Potential energy is based on ....

a)

height

b)

speed

25.

What is the formula for gravitational potential energy?

a)

distance / time

b)

mass x acceleration

c)

velocity / time

d)

½(mass) x (velocity)2

e)

(mass) x (acceleration of gravity) x (height)

26.

What is the formula for kinetic energy?

a)

distance / time

b)

mass x acceleration

c)

velocity / time

d)

½(mass) x (velocity)2

e)

(mass) x (acceleration of gravity) x (height)

27.

A 6kg cat misjudges a jump and falls 5 meters. How much gravitational potential energy does the cat have? (The cat is fine by the way.)

a)

294 J

b)

180000 J

c)

1225 J

d)

3920000 J

28.
Stored energy between atoms, ions, and molecule is __________________ energy?
a)
mass
b)
nuclear
c)
chemical
29.
T/F Mechanical energy is the sum of _______________energy and ______________ energy in a system.
a)
thermal and nuclear
b)
kinetic and chemical
c)
potential and  kinetic
d)
nuclear and radiant
30.
Large amounts of energy are released when the nuclei of atoms join together in a process called _____________________
a)
area of motion
b)
mass
c)
nuclear fusion
d)
the environment
31.
The food you eat provides your body with ______________energy.
a)
nuclear 
b)
chemical
c)
heat 
d)
radiant
32.
What type of energy is used to cook food in an oven?
a)
heat
b)
solar
c)
nuclear
d)
mechanical
33.
Which type of energy from movement?
a)
mechanical 
b)
chemical
c)
electrical
d)
heat
34.
Wood burning in a fireplace produces which kind of energy as the end result?
a)

nuclear

b)
mechanical 
c)

thermal

d)
chemical 
35.
Energy cannot be created or destroyed in any reaction. This law is known as......
a)
Energy Transfer 
b)
Energy Transformation 
c)
Conservation of Energy 
d)
Gravitational Limits 
36.

Find the kinetic energy for the star on the image.

a)

100 J

b)

75 J

c)

50 J

d)

25 J

37.

Find the kinetic energy for the star in the image.

a)

100 J

b)

75 J

c)

50 J

d)

0 J

38.

Find the potential energy for the star in the image.

(All objects the ball is sitting on have the same height and all the balls are the same mass.)

a)

60 J

b)

40 J

c)

20 J

d)

0 J

39.

Find the potential energy of the star in the image.

(All objects the balls are sitting on have the same height and all balls have the same mass.)

a)

60 J

b)

40 J

c)

20 J

d)

0 J

40.

Find the kinetic energy of the star in the image.

(All objects the balls are sitting on have the same height and all balls have the same mass.)

a)

60 J

b)

40 J

c)

20 J

d)

0 J

41.

If all animals in the image are traveling at the same velocity, which animal would have the LARGEST kinetic energy?

a)

Bear

b)

Mouse

c)

Fox

42.

Both turtles in the image have the same mass. Which turtle would have the LEAST kinetic energy?

a)

Top Turtle

b)

Bottom Turtle

43.

At what position would a cyclist have the MOST kinetic energy?

a)
A
b)
B
c)
D
d)
F
44.

At what position would a cyclist have the LEAST kinetic energy?

a)
A
b)
B
c)
D
d)
F
45.

At what position would a cyclist have the LEAST potential energy?

a)
A
b)
B
c)
D
d)
F
46.

At what position would a cyclist have the MOST potential energy?

a)
A
b)
B
c)
D
d)
F
47.

What is the formula for calculating work done when a force is applied?

a)

force x distance

b)

force / distance

c)

mass x acceleration

d)

velocity x time

48.

If a machine does 500 J of work in 10 seconds, what is its power output?

a)

0.5 W

b)

5000 W

c)

5 W

d)

50 W

49.

Which of the following units is used to measure power?

a)

Watt

b)

Newton

c)

Meter

d)

Joule

50.

What are the units for work?

a)

Watts

b)

Joules

c)

Newtons

d)

g x m/s

51.

How quickly work is done is called _______ .

a)

energy

b)

force

c)

power

d)

work

52.

You wait in line holding a box for 2 minutes but DO NOT MOVE. Is holding the box considered work?

a)

yes

b)

no

53.

Machine A and machine B do the same amount of work. Machine A does the work much faster than machine B. Which machine has the most power?

a)

Machine A

b)

Machine B

54.

If a force of 10 N is applied to move an object 5 meters, how much work is done?

a)

50 J

b)

100 J

c)

5 J

d)

15 J

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