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Physical Science Chapter 16 Review

Total questions: 55

Worksheet time: 2hrs 50mins

Name
Class
Date
1.
The molecules of a liquid vs. a solid....
a)
Move slower in a liquid.
b)
Move slower in a solid.
2.
If you place some Gatorade in a cooler with ice...
a)
It's particles will speed up.
b)
It's particles will slow down.
3.
A measure of the average kinetic energy of the individual particles in an object is called:
a)
thermal energy
b)
conduction
c)
convection
d)
temperature
4.
To turn a liquid into a gas, you _____ energy.
a)
Add
b)
Remove
5.

Observe the diagram. Which statement is true about the kinetic energy of the molecules in the containers?

a)

The molecules are moving faster in Diagram A

b)

The molecules are moving slower in Diagram A

c)

The molecules are moving at the same rate in both diagrams

6.
Which of the following containers of sand has atoms/molecules with the greatest average kinetic energy?  
a)
1 kg at 20oC
b)
2 kg at 20oC
c)
4 kg at 20oC
d)
none has a greater amount because all have the same average kinetic energy
7.
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
8.
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)
Venti
d)
All three are the same temperature so they have same thermal energy
9.

Which description defines heat?

a)

total thermal energy of an object or substance

b)

change in the temperature of a substance in degrees Celsius

c)

energy transferred between objects at different temperatures

d)

average kinetic energy of the particles that make up a substance

10.
Water has a specific heat of 4184 J/KgºC.  Wood has a specific heat of 1760 J/KgºC.  What material needs more energy to raise the temperature 1ºC
a)
Wood
b)
Water
c)
Both are the same
11.
A high specific heat means...
a)
It heats up quickly with energy added
b)
It requires more energy to change temperature
12.
If an object has greater mass, it has greater
a)
Temperature
b)
Thermal Energy
c)
Heat 
d)
All of the above 
13.
It is cooler outside than inside of my house.  Is an example for which concept?
a)
Thermal Energy
b)
Heat 
c)
Temperature
14.
My hands feel warm because 
a)
The temperature is cold outside
b)
The molecules are moving
c)
The heat is transferring 
15.
Sum of the kinetic and potential energy of the particles 
a)
Thermal Energy
b)
Temperature
c)
Heat
16.
Average of kinetic energy
a)
Thermal Energy
b)
Temperature
c)
Heat
17.
Movement of thermal energy
a)
Thermal Energy
b)
Temperature
c)
Heat
18.
Heat 
a)
Moves from hot to cold
b)
Moves from cold to hot
c)
Always rises up
d)
It depends on the molecules
19.
When heat transfers from warmer to cooler, the molecules
a)
move closer and slow down
b)
move closer and speed up
c)
spread out and slow down
d)
spread out and speed up
20.

What is something that prevents heat, electricity, sound, light...to pass through it?

a)

insulator

b)

conduction

c)

heat transfer

d)

conductor

21.

What is something that readily conducts heat, electricity, sound...

a)

insulator

b)

conduction

c)

thermal equilibrium

d)

conductor

22.

the transfer of heat in a fluid (gas or liquid) by means of up & down movements called convection currents

a)

conduction

b)

convection

c)

radiation

23.

the transfer of heat through a vacuum (empty space)

a)

conduction

b)

convection

c)

radiation

24.

the transfer of heat through a medium (material) by direct contact of molecules

a)

conduction

b)

convection

c)

radiation

25.

What is the total energy of particles in a substance; more particles=more energy?

a)

conductor

b)

radiator

c)

thermal energy

d)

heat transfer

26.

How does heat move?

a)

from cold to hot

b)

from hot to cold

27.

What is the concept in which two objects in contact with each other transfer heat until they are equal?

a)

thermal equilibrium

b)

thermal energy

c)

thermal equality

d)

thermal heat

28.

What is a measure of the average kinetic energy of the individual particles in an object?

a)

heat

b)

volume

c)

kineticism

d)

temperature

29.

What is energy caused by the internal movement of molecules; measured in joules?

a)

conduction

b)

heat

c)

radiation

d)

insulator

30.

Sunbathing is an example of...

a)

conduction

b)

convection

c)

radiation

31.

Burning your feet on the hot sand is an example of...

a)

conduction

b)

convection

c)

radiation

32.

Feeling the warm breeze from the ocean is an example of...

a)

conduction

b)

convection

c)

radiation

33.

Cooking pizza in the microwave is an example of...

a)

conduction

b)

convection

c)

radiation

34.

Steam rising from hot soup is an example of...

a)

conduction

b)

convection

c)

radiation

35.

Cooking pancakes on a griddle is an example of...

a)

conduction

b)

convection

c)

radiation

36.
What does temperature measure?
a)
Heat of Molecules
b)
ºC
c)
Average Kinetic Energy of Molecules
d)
Thermal Energy
37.
Specific heat is....
a)
The measure of kinetic energy of an objects particles
b)
A measure of the energy needed to increase the average kinetic energy of the particles
c)
The heating caused by the motion of flluid due to temperature difference
d)
The transfer of energy by electromagnetic radiation
38.
How does heat flow?
a)
Always from cold to warm
b)
Always from warm to cold
c)
Both warm to cold & cold to warm
d)
It depends on the temperature
39.
The amount of energy required to raise the temperature 1ºC for every kilogram is called____?
a)
Thermal Energy
b)
Specific Heat
c)
Temperature
d)
Kinetic Energy
40.
What is the equation to measure change in Thermal Energy?
a)
Q=mc∆t
b)
Q=mc
c)
Q= ∆mct
d)
m=QC
41.
What is the symbol for Thermal Energy in the specific heat formula?
a)
Q
b)
t
c)
m
d)
C
42.
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
43.
What unit do you use to measure Thermal Energy?
a)
J/Kg ºC
b)
Kg
c)
ºC
d)
J
44.
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
45.
A high specific heat means...
a)
It requires less energy to change temperature
b)
It requires more energy to change temperature
c)
It heats up very quickly
46.
When a  piece of aluminum foil is taken out of the oven and cools from 100° C to 50°C, What is the change in temperature?
a)
50°
b)
0°
c)
100°
d)
150°
47.
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
48.
The specific heat of aluminum is 0.21 cal/g°C.  How much heat(Q) is released when a 10 g piece of aluminum foil is taken out of the oven and cools from 100° to 50°?
a)
105 J
b)
10.5 J
c)
1.05 J
d)
50 J
49.
If 200 grams of water is to be heated from 24.0° C to  100.0° C to make a cup of tea, what is the mass and what is the change in temperature?
a)
m=100g,  ∆t= 224 C
b)
m=200g,  ∆t=124 C
c)
m=100g,  ∆t=24 C
d)
m=200g,  ∆t=76 C
50.
There are 2 pans of water, one has 100 mL in it and one has 1000mL. You add 4000 joules of energy,  which one has the bigger change in temperature?
a)
100 mL
b)
1000 mL
c)
They the same material so they both heat to the same temperature
d)
They both will cool down.
51.
If I have 2 blocks of Aluminium (one of 1kg and one of 10 kg) and heat them up with 6,000 Joules of energy.
Which one will have the SMALLEST change in temperature?
a)
1 kg
b)
10 kg
c)
They both heat up  to the same temperature
d)
It depends on the temperature of the room
52.
20 g of water. specific heat of water is 4.18 J/g°C.  temperature changes from 25° C to 20° C, how much heat energy (Q) moves from the water to the surroundings?
a)
418 Joules
b)
209 J
c)
83 J
d)
4.18 J
53.
The specific heat(c) of copper is 0.39 J/g °C. What is the temperature change(∆t) when 100 Joules of heat(Q) is added to 20 grams of copper?
a)
12.82 °C
b)
24.12°C
c)
351 °C
54.
lowest possible temperature on the Kelvin scale
a)
boiling point
b)
insulation
c)
absolute zero
d)
heat
55.
Which of the following would be the best insulator?
a)
air
b)
aluminum
c)
copper
d)
silver

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