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Energy Transfers, States of Matter, and Particle Motion

Total questions: 82

Worksheet time: 2hrs 20mins

Name
Class
Date
1.

Hot coffee is stirred with a spoon, the spoon gets hot due to...

a)

Convection

b)

Radiation

c)

Conduction

2.

A chair is placed several feet from a fire in a fireplace. The fireplace has a glass screen. The side of the chair facing the fireplace gets warm because of...

a)

Convection

b)

Radiation

c)

Conduction

3.

A certain type of decorative lamp contains colored liquids. These liquids form globs that break off and rise to the top of the liquid. The globs rise due to...

a)

Convection

b)

Radiation

c)

Conduction

4.

Near the ceiling of a room the air is warmer. The warm air rises because of...

a)

Convection

b)

Radiation

c)

Conduction

5.

A college student holds the back of his hand near an iron to see if it is hot. Heat is transferred to his hand by...

a)

Convection

b)

Radiation

c)

Conduction

6.

A heater is placed under one corner of a water bed mattress. Warm water moves throughout he mattress because of..

a)

Convection

b)

Radiation

c)

Conduction

7.

A certain type of stainless steel cookware has a layer of copper applied to the bottom to help it heat evenly. The copper transfers heat to the pan by...

a)

Convection

b)

Radiation

c)

Conduction

8.

In a swimming pool, the water near the surface is slightly warmer. The warm water rises because of...

a)

Convection

b)

Radiation

c)

Conduction

9.

A house burns down. On the house across the street, all of the vinyl siding is twisted and warped by the heat. The heat was transferred across the street by...

a)

Convection

b)

Radiation

c)

Conduction

10.

One end of a copper rod is placed in a flame of a Bunsen burner. Small pieces of wax placed along the rod melt at progressively larger distance from the flame. Heat is transferred through the rod by...

a)

Convection

b)

Radiation

c)

Conduction

11.

Warm air over the beach rises while cooler dense air from the ocean rushes in due to...

a)

Convection

b)

Radiation

c)

Conduction

12.

The metal skewer gets so hot that you drop your marshmallow in the campfire because of...

a)

Convection

b)

Radiation

c)

Conduction

13.


A huge rock at the state park gets so hot during the day that you can’t sit on it from...

a)

Convection

b)

Radiation

c)

Conduction

14.

You lay on that same rock at night so that you can keep warm by...

a)

Convection

b)

Radiation

c)

Conduction

15.

A fireman feels a door and it is hot from the fire on the other side due to...

a)

Convection

b)

Radiation

c)

Conduction

16.

The cause of weather systems on earth is...

a)

Convection

b)

Radiation

c)

Conduction

17.

You are in the top bunk of a bunk bed and you want to turn the air conditioner on while your friend on the bottom bunk is fine is caused by...

a)

Convection

b)

Radiation

c)

Conduction

18.

The transfer of energy through molecules in direct contact is ...

a)

Heat

b)

Conduction

c)

Convection

d)

Radiation

19.
The flow of energy that occurs when a warm liquid or gas rises ..
a)
Heat
b)
Conduction
c)
Convection
d)
Radiation
20.
The transfer of energy by electromagnetic waves.
a)
Heat
b)
Conduction
c)
Convection
d)
Radiation
21.

As you touch a hot stove the heat transfers -

a)

from your hand to the stove by conduction.

b)

from the stove to your hand by conduction.

c)

from your hand to the stove by radiation.

d)

from the stove to your hand by radiation.

22.

Which sentence explains why a cold metal spoon placed in a pot of boiling water becomes hot?

a)

Thermal energy is transferred from the spoon to the water by conduction

b)

Thermal energy is transferred from the water to the spoon by conduction.

c)

Thermal energy in the water is transformed into kinetic energy in the spoon by convection.

d)

Thermal energy in the spoon is transformed into kinetic energy in the water by convection.

23.
In a lava lamp, the warm part rises and the cool part sinks.  This is an example of 
a)
heat computation
b)
convection
c)
conduction
d)
radiation
24.
_________________ are observed in liquids and gases (air).
a)
convection currents
b)
radiation waves
c)
thermal conductivity
d)
conductors
25.
The movement of thermal energy from a region of _________________ temperature to a region of _____________________ temperature is called heat.
a)
higher, lower
b)
cooler, warmer
c)
lower, higher
d)
medium, medium
26.
The rubber that makes up the handle on the pan is considered a thermal ___________________ because thermal energy moves slowly through this material.
a)
conductor
b)
insulator
c)
regulator
d)
temperature
27.
Which example below is an example of conduction?
a)
Boiling macaroni
b)
The attic is warmer than the basement
c)
The Sun heating the Earth
d)
Touching hot sand with your feet
28.
Which example below is an example of convection?
a)
Standing on a hot metal bridge
b)
The attic is warmer than the basement
c)
The Sun heating the Earth
d)
Touching hot sand with your feet
29.
Which example below is an example of radiation?
a)
Standing on a hot metal bridge
b)
The attic is warmer than the basement
c)
The Sun heating the Earth
d)
Touching hot sand with your feet
30.
True or false: Heat moves from the cooler object to a warmer object
a)
True
b)
False
31.

True or False?

Heat and temperature are different.

a)

True

b)

False

32.

As thermal energy increases, kinetic energy also...

a)

Increases

b)

Decreases

c)

Remains the same

33.
The diagram to the right shows a solid iron bar that is being heated in a flame. The primary method of heat transfer in the solid iron bar is—
a)
convection
b)
conduction
c)
absorption
d)
radiation
34.
What is the difference between heat and temperature?    
a)
a.  Temperature measures the motion of molecules, and heat is the energy of that motion
b)
b.  Temperature is measured by a thermometer, and heat is measured by a barometer
c)
c.  Heat is measured in calories, and temperature is measured in joules
d)
d.  Heat is caused by the sun, and temperature is caused by conditions in the atmosphere
35.
Why is there more thermal energy in an iceberg than in a pot of boiling water?    
a)
a.  The pot insulates the heated molecules
b)
b.  Most icebergs are fairly warm to the touch
c)
  c.  Icebergs contain many more molecules than pots of water
d)
  d.  Water does not hold heat very well
36.

What tool is used to measure temperature?

a)

a stove

b)

a beaker

c)

a thermometer

d)

a glove

37.

Metal objects heat up more slowly than plastic or wooden objects?

a)

True

b)

False

38.
 Biomass, petroleum, natural gas, propane, and coal are examples.
a)
Chemical Energy
b)
Radiant Energy
c)
Stored Mechanical Energy
d)
Gravitational Energy
39.
Energy stored in the nucleus of an atom-the energy that holds the nucleus together. The energy in the nucleus of a uranium atom is an example.
a)
Electrical Energy
b)
Nuclear Energy
c)
Radiant Energy
d)
Potential Energy
40.
At what position would a cyclist have the most kinetic energy?
a)
A
b)
B
c)
D
d)
F
41.
You serve a volleyball with a mass of 2 kg. The ball leaves your hand with a speed of 30 m/s. What is the KE of the ball?
a)
900 J
b)
1800 J
c)
60 J
d)
30 J
42.
Which of the following has the GREATEST IMPACT on the kinetic energy of an object?
a)
Mass 
b)
Velocity
c)
Height
d)
The acceleration due to gravity
43.

Which particles have the highest temperature?

a)

A

b)

B

c)

C

44.

What physical quantity is a measure of the average kinetic energy of particles in a substance?

a)

Temperature

b)

Heat

c)

Convection

45.

Which physical quantity is equal to the total sum of kinetic energy of all particles in a substance?

a)

Temperature

b)

Heat

c)

Conduction

46.

Which mode of heat transfer is shown in this example?

a)

Conduction

b)

Convection

c)

Radiation

47.

Which mode of heat energy transfer is shown in this example?

a)

Conduction

b)

Convection

c)

Radiation

48.

Which mode of heat energy transfer is shown in this example?

a)

Conduction

b)

Convection

c)

Radiation

49.

Do we need to supply high heat for evaporation of water to happen?

a)

Yes, since evaporation cannot occur without significant heating.

b)

No, because additional heating does not affect evaporation at all.

c)

No, since evaporation will occur at room temperature anyway (but heating will speed up the process).

50.

Another name for heat energy is:

a)

kinetic energy.

b)

spring energy.

c)

thermal energy.

d)

mechanical energy.

51.

What are the units for measuring heat energy?

a)

newtons

b)

degrees Celsius

c)

joules

d)

degrees Fahrenheit

52.

If you leave a cup of hot tea standing in the kitchen for a whole day, what will happen to its temperature?

a)

It will stay the same

b)

It will get only a little bit cooler.

c)

It will end up the same temperature as the air in the kitchen.

d)

It will be colder than the air in the kitchen

53.
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. 
54.

Molecules in cold things move more _________

than in hot things.

a)

quickly

b)

slowly

c)

speedy

d)

Rapidly

55.

Cool air

a)

rises

b)

moves east

c)

moves west

d)

falls

56.
Heat is the _______ of energy.
a)
Transfer
b)
Measure
57.
Temperature is the ________ of energy.
a)
Transfer
b)
Measure
58.

As temperature rises ___________.

a)

an atom's kinetic energy stays the same

b)

an atom's kinetic energy increases

c)

an atom's kinetic energy decreases

d)

an atom's mass increases

59.

Kinetic Energy means...

a)

energy that a particle possesses by virtue of being in motion.

b)

energy that a particle possesses by stored energy due to height.

c)

energy stored in the bonds of chemical compounds.

d)

radiant energy emitted by the sun

60.

Which state of matter has defined volume but not shape?

a)

Solid

b)

Liquid

c)

Gas

61.

The stronger the attraction between molecules, the ______ the melting and boiling points.

a)

Higher

b)

Lower

c)

Attraction does not effect melting and boiling points

62.
Gas particles have the ________ kinetic energy because they move the fastest.
a)
least
b)
most
63.
When a liquid changes its phase and turns into a solid it is known as
a)
condensation.
b)
melting.
c)
vaporization.
d)
freezing or solidification.
64.

What kind of energy is added to or removed from matter to cause a phase change?

a)

Radiation

b)

Thermal

c)

Solar

d)

Wind

65.
Change from gas to liquid...
a)
condensation
b)
evaporation
c)
expansion
d)
movement
66.
Change from Liquid to Solid is call......
a)
fusion
b)
Freezing
c)
sublimation
d)
evaporation
67.
What happens to particles when they are heated?
a)
They speed up and spread out
b)
They slow down and compress
c)
They stop moving
d)
They move closer together and speed up
68.
What happens to particles when heat is removed from them?
a)
They speed up and spread out
b)
They slow down and get closer together
c)
They stop moving
d)
They move closer together and speed up
69.
What phase of matter is shown in the diagram? (The particles are close to each other but move around freely.)
a)
solid
b)
liquid
c)
gas
d)
physical change
70.
What phase of matter is shown in the diagram? (It is a regular pattern and the particles are locked in place.)
a)
solid
b)
liquid
c)
gas
d)
physical changes
71.
What phase of matter is shown in the diagram? (The particles are far apart and have lots of energy.)
a)
solid
b)
liquid
c)
gas
d)
phase change
72.

state of matter that has a fixed volume BUT changes it's shape to fit the container

a)

solid

b)

liquid

c)

gas

d)

plasma

73.

state of matter that has a fixed volume and a fixed shape

a)

solid

b)

liquid

c)

gas

d)

plasma

74.
The speed of the molecules determines the _____.
a)
volume
b)
density
c)
pressure
d)
temperature
75.
Which example below is an example of conduction?
a)
Boiling macaroni
b)
The attic is warmer than the basement
c)
The Sun heating the Earth
d)
Touching hot sand with your feet
76.

Convert 35⁰F to Celsius (5/9 x (0F - 32))

a)

1.6⁰

b)

1.7⁰C

c)

2.0⁰

d)

16.6⁰C

77.

Convert 72⁰F to Celsius (5/9 x (0F - 32))

a)

2.2⁰C

b)

222⁰C

c)

22.2⁰C

d)

161.6⁰C

78.

Which of the follow represents a normal body temperature of 98.6°F in °Celsius? 5/9 x (0F - 32)

a)

37°C

b)

370°C

c)

72.5°C

d)

72.6°C

79.

100 Celsius is ? Kelvin (K = Celsius + 273)

a)

173 K

b)

373K

c)

273 K

d)

0 K

80.

°C = (°F-32) x (5/9)

°F = (9/5) x °C + 32

Celsius = Kelvin - 273

Kelvin = Celsius + 273


Convert the temperature:

97 °C = _______ °F

a)

97.3 °F

b)

10.2 °F

c)

206.6 °F

81.

°C = (°F-32) x (5/9)

°F = (9/5) x °C + 32

Celsius = Kelvin - 273

Kelvin = Celsius + 273


Convert the temperature:

25 °F = _______ °C

a)

-3.9 °C

b)

-10 °C

c)

13 °C

82.

°C = (°F-32) x (5/9)

°F = (9/5) x °C + 32

Celsius = Kelvin - 273

Kelvin = Celsius + 273


Convert the temperature:

25 °C = _______ K

a)

157.15 K

b)

298.15 K

c)

89.15 K

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