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Energy Review

Total questions: 33

Worksheet time: 28mins

Name
Class
Date
1.
Stored energy due to position. 
a)
energy
b)
gravitational potential energy
c)
potential energy
d)
chemical potential energy
2.
Energy stored in food and fuels
a)
potential energy
b)
gravitational potential energy
c)
kinetic energy
d)
chemical potential energy
3.
Energy stored by the things above Earth. 
a)
energy
b)
gravitational potential energy
c)
kinetic energy
d)
elastic potential energy
4.
The ability to cause change. 
a)
energy
b)
kinetic energy
c)
potential energy
d)
None of the above
5.
Energy in form of motion. 
a)
potential energy
b)
kinetic energy
c)
chemical potential energy
d)
elastic potential energy
6.
Energy stored by things that stretch. 
a)
elastic potential energy
b)
energy
c)
potential energy
d)
kinetic energy
7.
The sun gives off what two forms of energy?
a)
Light/radiant
b)
Heat/Energy
c)
Potential Energy/Kinetic Energy
d)
Photosynthesis/Chemical potential 
8.
An electric blanket warms you on a cold evening. How did energy change form?
a)
magic
b)
electrical to thermal
c)
chemical to thermal
d)
thermal to electrical
9.
A horse running is an example of what type of energy?
a)
Potential
b)
Kinetic
c)
Chemical Potential
d)
Elastic Potential
10.
Which material is the best conductor of heat?
a)
glass
b)
styrofoam
c)
metal
d)
wood
11.

Which type of heat transfer is shown?

a)

convection

b)

conduction

c)

radiation

d)

ironing

12.

What type of heat transfer is shown here?

a)

convection

b)

conduction

c)

radiation

d)

sun shining

13.

What type of heat transfer is shown here?

a)

convection

b)

conduction

c)

radiation

d)

boiling water

14.

After holding an ice pack against his skin for 20 minutes, the man notices the ice pack is melting. Why is this happening?

a)

radiation - the ice pack is now all melted

b)

conduction - body heat transferred to the cold ice pack

c)

convection - the water in the ice pack flowed in a circle pattern

d)

conduction - heat came from the bigger object to the smaller

15.

If an insulator is doing it's job well, the temperature of an object over time should...

a)

rise slowly

b)

lower quickly

c)

show very little change

d)

rise quickly

16.
What would be the effect on the particles if more heat is supplied to the system?
a)
They would slow down
b)
They would stop moving
c)
They would speed up
d)
There would be no effect
17.

Calculate the KE of a moving 4 kilogram object traveling at a velocity of 3 m/s. KE=12mv2KE=\frac{1}{2}mv^2  

a)

18 J

b)

36 J

c)

24 J

d)

48 J

18.
Why is it harder to stop a four-person bobsled than a three-person bobsled?
a)
the four-person sled has more KE
b)
the four-person sled has less KE
19.
The PE of a boulder on a hill will be ______ the KE of the boulder as it rolls down the hill.
a)
greater than
b)
less than
c)
the same as
20.

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

a)

point W

b)

point X

c)

point y

d)

point z

21.

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

a)

point W

b)

point X

c)

point y

d)

point z

22.

What is the kinetic energy of a 4kg shotput thrown with a velocity of 13m/s?  KE=12mv2KE=\frac{1}{2}mv^2  

a)

676 J

b)

338 J

c)

52 J

d)

104 J

23.
which point has the most potential energy
a)
G
b)
f
c)
b
d)
a
24.
At which point is potential energy greatest?
a)
W
b)
X
c)
Y
d)
Z
25.
When a pendulum swings, at which point is kinetic energy highest?
a)
1
b)
2
c)
3
d)
4
26.

There is a bell at the top of a tower that is 45 m high. The bell has a mass of 19.39 kg. Calculate the bell's potential energy. GPE = mgh (g = 9.8)

a)

8,551 J

b)

872.6 J

c)

2.3 J

d)

0.4 J

27.

A cinder block is sitting on a platform 18 m high. It has a mass of 6.06 kg. Calculate the block's potential energy. GPE = mgh (g = 9.8)

a)

109.1 J

b)

1,069 J

c)

2.97 J

d)

0.34 J

28.

What happens to the temperature if I add ice cubes to a glass of soda

a)

The heat transfers from the coke to the ice

b)

The heat transfers from the ice to the coke

29.

Heat always moves from _____________ to ______________.

a)

cold; hot

b)

cold; cold

c)

hot; cold

d)

hot; hot

30.
Which of the following describes a way in which heat energy will be transferred by conduction?
a)
Sample 1 to Sample 2
b)
Sample 3 to Sample 2
c)
Sample 3 to Sample 1
d)
Sample 2 to Sample 3
31.
Where would energy transfer by conduction move downward, from a higher block to a lower block?
a)
Sample 2 to Sample 4
b)
Sample 1 to Sample 2
c)
Sample 3 to Sample 4
d)
Sample 1 to Sample 3
32.
An insulator . . .
a)
Allows a lot of heat to escape
b)
Makes the temperature of an object rise
c)
Moves heat from one place to another
d)
Traps heat inside an object
33.
What is the BEST example of an insulator?
a)
A wooden block
b)
A ceramic mug
c)
A glass cup
d)
A metal bowl

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