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Energy and Motion

Total questions: 28

Worksheet time: 1hrs 24mins

Name
Class
Date
1.
When you stretch a rubber band, you are storing __________ energy. 
a)
kinetic 
b)
potential
c)
none of the above
d)
all of the above 
2.
which point has the most potential energy
a)
G
b)
f
c)
b
d)
a
3.
Which 2 letters have the most kinetic energy
a)
W & Y
b)
X & Z
4.
As a pendulum swings from its highest to lowest position, what happens to its kinetic and potential energy? 
a)
Both the potential energy and kinetic energy decrease
b)
The potential energy decreases while the kinetic energy increases 
c)
The kinetic energy decreases while the potential energy increases 
d)
Bothe the potential energy and kinetic energy increase 
5.
Energy can be _____________ or changed from one type to another.
a)
destroyed
b)
transferred
c)
created
d)
ignored
6.
The faster an object moves, the ________ kinetic energy it has. 
a)
more
b)
less
c)
none of the above
d)
all of the above 
7.
__________ is stored energy. 
a)
Potential
b)
Kinetic
c)
None of the above 
d)
All of the above 
8.
What kind of energy is in a rock at the edge of a cliff?
a)
Potential
b)
Kinetic
9.
What kind of energy is in a moving skateboard?
a)
Potential
b)
Kinetic
10.
What kind of energy is in a person climbing a ladder?
a)
Potential
b)
Kinetic
c)
Both
11.

If all three objects had the same velocity, which would have the greatest kinetic energy?

a)
A car driving down a hill.
b)
A person running down a hill. 
c)

A soccer ball rolling down a hill. 

12.
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 
13.
What is kinetic energy?
a)
energy of work
b)
energy of motion
c)
energy of gravity
d)
energy of power
14.

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

15.

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

a)

point W

b)

point X

c)

point y

d)

point z

16.

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

a)

true

b)

false

17.

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

a)

false

b)

true

18.

If all objects are moving as the exact same speed, which would have the greatest kinetic energy?

a)

tennis ball

b)

football

c)

notebook

d)

box of 20 textbooks

19.
As the velocity of an object decreases its KE will...
a)
increase
b)
decrease
c)
stay the same
20.
What kind of energy is in a stretched rubber band?
a)
Potential
b)
Kinetic
21.

A cheetah can run briefly with a speed of 31.0 m/s. Suppose a cheetah with a mass of 47.0 kg runs at this speed. Which of these is the closest estimate to the cheetah’s kinetic energy?

a)

16,000 Joules

b)

23,000 Joules

c)
15 Joules
d)

46,000 Joules

22.
What is the KE of a 1.00 kg hammer swinging at 20.0 m/s?
a)
200 Joules
b)
1500 Joules
c)
950 Joules
23.

Japan’s fastest high speed “bullet” trains, also known as the Shinkansen, travel at a speed of 88.9 m/s. They have an estimated mass of 480,000 kg. Can you calculate the maximum KE of these trains?

a)
259,000 Joules
b)
1,896,770,400 Joules
c)
10,444,678 Joules
24.

A weight lifter lifts a set of 1250 kg weights a vertical distance of 2m in a weight lifting contest. What Potential Energy do the weights now possess?

a)
12,789 Joules
b)
24,525 Joules
c)
4,500 Joules
25.

A baby carriage that is carrying twins is sitting at the top of a knoll that is 21 m high. The carriage plus the babies is 48kg. What is the Potential Energy of the twins and the carriage?

a)
5,524 Joules
b)
45,125 Joules
c)
9,888 Joules
26.

There is a elephant shaped weather vane at the top of a corn dryer tower that is 45 m high. If the weather vane weighs 190 N, what is the Potential Energy that the weather vane has?

a)
8,550 Joules
b)
2,322 Joules
c)
12,500 Joules
27.

Kinetic energy is an energy of ____________ and potential energy is an energy of ________.

a)
heat, position
b)
static, motion
c)
motion, position
28.
Conservation of energy states that energy cannot be ________ or ________, but can be altered from one form to another.
a)
created, destryoed
b)
gravity, force
c)
heat, created