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Energy Review

Total questions: 27

Worksheet time: 2hrs 15mins

Name
Class
Date
1.
Copper, Stainless Steel, Carbon Steel, and Zinc were all heated using 10,000 JOULES of thermal energy.  What material would be have the LARGEST change in temperature?
a)
Copper
b)
Carbon Steel
c)
Zinc
d)
Stainless Steel
2.
Copper, Stainless Steel, Carbon Steel, and Zinc were all heated using 10,000 JOULES of thermal energy.  Based on the chart, which material would be have the SMALLEST change in temperature?
a)
Copper
b)
Carbon Steel
c)
Zinc
d)
Stainless Steel
3.
There are four cups of hot cocoa. The cup sizes are shown. The temperature of the cocoa in each cup is 25 degrees celsius. Which cup has the MOST thermal energy?
a)
Large cup (Trenta)
b)
Small cup (Tall)
c)
Medium cup (Venti)
d)
All three are the same temperature so they have the same thermal energy
4.
Which best describes  a material that would be  used to insulate a house?
a)
excellent conductor of heat
b)
excellent conductor of cold 
c)
poor conductor of  heat 
d)
poor conductor of  cold
5.
 Sara wants to keep drinks 
cold during an afternoon 
sports game. Which container would most likely 
keep her drinks cold for several hours?
a)
metal, because it will conduct heat 
b)
plastic, because it will conduct heat 
c)
metal, because it will insulate from heat
d)
plastic, because it  will insulate from heat 
6.

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

7.

A ball is projected into the air. Where is potential energy the greatest?

a)
b)
c)
d)
8.

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

9.
Matter can not be created nor destroyed: it can only be
a)
Destroyed a little bit
b)
Invisible
c)
Transformed, changed
d)
None of the above
10.
What is the Law of Conservation of mass?
a)
Mass is created in a chemical reaction
b)
Mass is created in a physical change
c)
New chemicals formed from a chemical reaction have a larger overall mass than the original reactants
d)
Mass is never created or destroyed
11.

At what point does the roller coaster have the most Potential energy?

a)

A

b)

B

c)

C

d)

D

12.

In what position we have more Kinetic energy?

a)

1

b)

2

c)

3

13.

When a pendulum swings, at which point is kinetic energy greatest?

a)

1

b)

2

c)

3

d)

4

14.

When a pendulum swings, at which point is potential energy greatest?

a)

1

b)

2 and 4

c)

3

d)

4

e)

1 and 5

15.

Heat we feel from the sun

a)

conduction

b)

convection

c)

radiation

16.

The heat you feel when you touch a hot stove.

a)

conduction

b)

convection

c)

radiation

17.

The heat you feel when you put your hands ABOVE a fire.

a)

conduction

b)

convection

c)

radiation

18.

My spoon is hot after leaving it on the pot that was on the stove.

a)

conduction

b)

convection

c)

radiation

19.

This is responsible for making macaroni rise and fall in a pot on the stove.

a)

conduction

b)

convection

c)

radiation

20.

The heat my snake feels from the heat lamp above him.

a)

conduction

b)

convection

c)

radiation

21.

Heat you feel when you sit next to a campfire.

a)

conduction

b)

convection

c)

radiation

22.

Metals are great at allowing heat to flow through, we call these.

a)

conductors

b)

insulators

23.

Rubber is not good at allowing heat to flow through, we call these.

a)

conductors

b)

insulators

24.
Jordan places a hot spoon into a container of ice cream. How does this help him scoop  out the ice cream? 
a)
The coolness from the ice cream is conducted to the spoon making it easier to scoop out.
b)
The coolness from the ice cream is radiated to the spoon making it easier to scoop out.
c)
The warmth of the spoon is conducted to the ice cream  making it easier to scoop out.
d)
The warmth of the spoon is radiated  to the ice cream making it easier to scoop out.
25.

What causes hot and cold water to become the same temperature once they are combined?

a)

The heat moves from cooler temperature to warmer temperature.

b)

The energy of the hot water runs out.

c)

Heat (thermal) energy from the hot water is transferred to the cold water.

d)

Heat (thermal) energy causes the water to boil.

26.

The handle of a metal spoon warms up when it is placed in a hot bowl of soup because of ________.

a)

convection

b)

conduction

c)

radiation

27.
Heat transfers from an area of ____temperature to an area of ___ temperature.
a)
high to low
b)
low to high
c)
high to high
d)
It can travel high to low and low to high. 

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