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Types of energy and Conservation of energy

Total questions: 40

Worksheet time: 27mins

Name
Class
Date
1.
What kind of energy is in a moving skateboard?
a)
Potential
b)
Kinetic
2.
What kind of energy is in a rock at the edge of a cliff?
a)
Potential
b)
Kinetic
3.
What kind of energy is in a stretched rubber band?
a)
Potential
b)
Kinetic
4.
When a pendulum swings, at which point is kinetic energy highest?
a)
1
b)
2
c)
3
d)
4
5.
When a pendulum swings, at which point is potential energy at its greatest?
a)
1
b)
2
c)
3
d)
4
6.
What is kinetic energy?
a)
energy of work
b)
energy of motion
c)
energy of gravity
d)
energy of power
7.
Which is the best example that something has kinetic energy?
a)
a. a car parked on a steep hill 
b)
b. a tennis ball rolling across the court
c)
c. a picture hanging on the wall 
d)
d. a piece of coal before it's burned 
8.
The faster an object moves, the ________ kinetic energy it has. 
a)
more
b)
less
c)
none of the above
d)
all of the above 
9.
What would have the greatest kinetic energy?
a)
A car driving down a hill.
b)
A person running down a hill. 
c)
A ball rolling down a hill. 
10.
The measure of motion. It can increase, decrease or stay the same. We call this _____ .
a)
force
b)
kinetic energy
c)
gravity
d)
speed
11.
Click to look at the picture. 
The picture is an example of _____ .
a)
gravity
b)
potential energy
c)
kinetic energy
d)
friction
12.
Click to look at the picture.
The picture is demonstrating an example of ______ . 
a)
gravity
b)
speed
c)
kinetic energy
d)
potential energy
13.
What kind of energy is in a person climbing a ladder?
a)
Potential
b)
Kinetic
c)
Both
14.
Explain what happens to the potential energy of a rock as it falls off the side of a cliff.
a)
The kinetic energy decreases as the potential energy increases.
b)
The kinetic energy decreases as the potential energy decreases.
c)
The potential energy decreases as the kinetic energy increases.
d)
The potential energy decreases as the kinetic energy decreases. 
15.
When riding a roller coaster, you go up and down many hills. When do you have the maximum (most) kinetic energy?
a)
At the top of each hill.
b)
As you go down each hill.
c)
At the bottom of each hill.
d)
As you go up each hill.
16.

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

17.

Where would this tossed baseball have the least amount of kinetic energy?

a)

point W

b)

point X

c)

point y

d)

point z

18.

Where would this tossed baseball have the greatest amount of kinetic energy?

a)

point W

b)

point X

c)

point y

d)

point z

19.

Increasing an object's mass will increase its kinetic energy.

a)

true

b)

false

20.

Increasing an object's speed will increase its kinetic energy.

a)

false

b)

true

21.

An apple rolling on a table

a)

potential

b)

kinectic

22.

An apple sitting on the edge of the table.

a)

Potential

b)

Kinetic

23.

What kind of energy is stored energy?

a)

Potential

b)

Kinetic

c)

None of the above

d)

All of the above

24.

The faster an object moves, the ________ kinetic energy it has.

a)

more

b)

less

c)

none of the above

d)

same

25.

At which point is potential energy greatest?

a)

W

b)

X

c)

Y

d)

Z

26.

What is the GPE at point A

a)

14 J

b)

12 J

c)

6 J

d)

8 J

27.

What is the KE at point B?

a)

14 J

b)

12 J

c)

6 J

d)

8 J

28.

What is the Total Energy of the system?

a)

14 J

b)

12 J

c)

6 J

d)

8 J

29.

What is the Total Mechanical Energy at point A?

a)

500,000 J

b)

400,000 J

c)

200,000 J

d)

50,000 J

30.

What is the KE at point F?

a)

500,000 J

b)

250,000 J

c)

300,000 J

d)

0 J

31.

What is the KE 1/4th of the way down?

a)

15,000 J

b)

3,750 J

c)

7,500 J

d)

11,250 J

32.

The rock in the picture is pushed over the edge and it begins to fall. Which type of energy conversion is taking place?

a)

mechanical to heat

b)

sound to mechanical

c)

potential to kinetic

d)

kinetic to potential

33.

How does the mass of a bowling ball that has been rolled down the lane affect the kinetic energy?

a)

The kinetic energy does not depend on the mass of the bowling ball.

b)

The kinetic energy is increasing proportional to the mass of the bowling ball.

c)

The kinetic energy is decreasing proportional to the mass of the bowling ball.

d)

The kinetic energy is increasing proportional to the square of the mass of the bowling ball.

34.

When gasoline is burned in a car engine, ________ energy is converted into _________ energy.

a)

heat, chemical

b)

chemical, potential

c)

mechanical, chemical

d)

chemical, mechanical

35.

What form of energy does a compressed spring have?

a)

heat energy

b)

kinetic energy

c)

chemical energy

d)

potential energy

36.

Maria’s father started a fire in the fireplace. He crumpled some paper, lit a match, and soon the logs in the fireplace were burning. In this case, the stored chemical energy in the logs was changed into

a)

electrical energy.

b)

mechanical motion.

c)

heat and light energy.

d)

electrical and heat energy.

37.

The light bulb converts electrical energy into light and _________.

a)

chemical

b)

electromagnetic

c)

heat

d)

nuclear

38.

A drawn bow possesses mechanical energy in the form of _______________. After the arrow is released, the energy is transformed into _________________.

a)

potential energy; mechanical energy

b)

elastic potential energy; kinetic energy

c)

gravitational potential energy; kinetic energy

d)

elastic kinetic energy; mechanical kinetic energy

39.

A pole vaulter runs forward, plants his pole, rises in the air and lands. What point represents his greatest amount of gravitational potential energy?

a)

when he initially lands

b)

as he runs forward to plant the pole

c)

just before he starts to fall to the ground

d)

after take-off as the pole expands and lifts the vaulter toward the bar

40.

The Law of Conservation of Energy states that energy is never __________________ or _________________, only transferred.

a)

created, destroyed

b)

created, subtracted

c)

added, subtracted

d)

destroyed, subtracted

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