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WorksheetsPotential and Kinetic Energy
Total questions: 23
Worksheet time: 29mins
Name
Class
Date
1.
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
2.
Energy CAN BE __________.
a)
changed in form
b)
destroyed
c)
eliminated
d)
created
3.
If a man is pulling a wagon up a hill, describe what is occurring in terms of energy.
a)
Decreasing Potential energy, Increasing Kinetic energy
b)
Increasing Potential energy, Decreasing Kinetic energy
c)
Both potential and kinetic are increasing
d)
Both potential and kinetic are decreasing
4.
A man stops his car on top of a hill. Describe this scenario in terms of energy.
a)
High Potential Energy
b)
High Kinetic Energy
c)
It is impossible to tell
d)
No energy left
5.
An object is dropped on the floor, and makes a loud bang sound. What kind of energy IS NOT one that the object possesses now?
a)
thermal
b)
sound
c)
potential
6.
What is the formula for kinetic energy? Use your "Sled Wars" packet to help you.
a)
KE = mgh
b)
KE = 2mv2
c)
KE = 1/2mv2
d)
KE = mv2
7.
What is the formula for potential energy? Use your "Sled Wars" packet to help you.
a)
PE = mgh
b)
PE = 2mv2
c)
PE = 1/2mv2
d)
PE = mv2
8.
What law states that energy cannot be created or destroyed but can only be changed from one form to another? Use your "Sled Wars" packet and your notebook pages 29-30 to help you.
a)
Law of Conservation of Energy
b)
Law of Conservation of Matter
c)
Law ofGravity
d)
Law of Proportions
9.
In all of the energy transformations shown
above, the total amount of energy __________.
above, the total amount of energy __________.
a)
disappeared when it transformed into another type
of energy.
of energy.
b)
decreased when it transformed into another type of
energy.
energy.
c)
remained the same when it transformed into
another type of energy.
another type of energy.
d)
adds up to zero energy
10.
Many people ride a bicyle for fun or exercise. Some people ride a bike to work because it helps reduce the use of fossil fuels and benefits the environment.
Which of these is NOT an example of a bicycle using mechanical energy?
Which of these is NOT an example of a bicycle using mechanical energy?
a)
The pedals, gears and chain help turn the wheels.
b)
The wheels turn when the bicycle moves.
c)
The front wheel guides the bicycle as it moves.
d)
The reflector allows the bicycle to be seen at night.
11.
Look at the picture of a ball rolling down a hill into a valley, then rolling up another hill on the other side. Which letter represents the ball with the MOST potential energy?
a)
D
b)
G
c)
A
d)
B
12.
Look at the picture of a ball rolling down a hill into a valley, then rolling up another hill on the other side. Which letter represents the ball with the MOST kinetic energy?
a)
D
b)
G
c)
A
d)
B
13.
Look at the picture of a ball rolling down a hill into a valley, then rolling up another hill on the other side. Which letter represents the ball where potential energy is being turned into kinetic energy?
a)
C
b)
G
c)
A
d)
F
14.
Look at the picture of a ball rolling down a hill into a valley, then rolling up another hill on the other side. Which letter represents the ball where kinetic energy is being turned back into potential energy?
a)
D
b)
B
c)
A
d)
F
15.
What type of energy is in this picture?
a)
Kinetic
b)
Potential
c)
Chemical
d)
Sound
16.
What is energy?
a)
The ability to cause a change in an objects position or condition
b)
A force the moves an object
c)
Electricity
d)
The ability to transform work
17.
What kind of energy is represented in the picture?
a)
Thermal
b)
Chemical
c)
Sound
d)
Nuclear
18.
As a baseball flies through the air after being hit, it is in the air and is moving. Which of the following best describes what type of energy it has?
a)
potential energy
b)
kinetic energy
c)
chemical energy
d)
nuclear energy
19.
What type of energy is used to cook food in an oven?
a)
mechanical
b)
chemical
c)
electric
d)
heat
20.
What kind of energy is potential energy
a)
moving energy
b)
stored up energy
c)
free energy
d)
expensive energy
21.
What is kinetic energy?
a)
When an object is in motion
b)
When an object is not in motion
c)
all of the above
d)
none of the above
22.
The difference between kinetic and potential energy is that __________.
a)
objects with potential energy are moving
b)
objects with kinetic energy are moving
c)
objects with potential energy have a lot of heat
d)
there is no difference between the two type of energy.
23.
What happens to the energy of a skier as he/she goes up the mountain on a ski lift?
a)
Potential energy increases
b)
Kinetic energy increases
c)
Potential energy decreases
d)
All energy stays the same
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