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Heat & Temperature Exam

Total questions: 53

Worksheet time: 49mins

Name
Class
Date
1.
What is the definition of CONDUCTION?
a)
When heat is transferred from objects like rays of light or electromagnetically.
b)
a  hot liquid or air that  expands, becomes less dense, and rises or becomes more dense, and sinks.
c)
When heat transfers from objects that are touching.
d)
When heat transfers through the heater or AC in your house.
2.
Thermal energy always moves from ___________ to __________.
a)
Hot to Hot
b)
Cold to hot
c)
Warmer to cooler
d)
Cooler to warmer
3.

Which of the following is used for measuring temperature?

a)

thermometer

b)

barometer

c)

anemometer

d)

scapulometer

e)

phalangometer

4.

George holds an ice cube in his hand. As he squeezes the ice, it begins to melt. Which of the following best explains why this happens?

a)

George absorbs heat from the ice.

b)

Heat moves from George's hand into the cube and warms it.

c)

Cold moves from the ice onto George’s hand as it melts.

d)

George releases cold to the ice.

5.

What is the process that turns a gas into a liquid?

a)

melting

b)

freezing

c)

evaporation

d)

condensation

6.

What is the process that turns a liquid into a solid?

a)

melting

b)

freezing

c)

evaporation

d)

condensation

7.

The water in Mario’s swimming pool absorbs energy as heat during the day. Which of the following would the water in the pool be most likely to do?

a)

condense

b)

evaporate

c)

freeze

d)

melt

8.

Emerson places a beaker of water on a hotplate and turns the hotplate on. The temperature in the room is 25 ºC. After the water heats to 75 ºC, she adds pieces of ice to the beaker.

Which of the following describes a transfer of heat energy that occurs during this experiment? Energy moves....

a)

from the air to the water

b)

from the ice to the beaker

c)

from the water to the ice

d)

from the water to the hotplate

9.

How does the thermal energy of the liquid in the larger beaker compare to the thermal energy of the liquid in the smaller beaker?

a)

The liquid in the larger beaker has less thermal energy than the liquid in the smaller beaker.

b)

The liquid in the larger beaker has more thermal energy than the liquid in the smaller beaker.

c)

The liquid in the larger beaker has the same amount of thermal energy as the liquid in the smaller beaker.

d)

The exact volume of the liquid in each beaker must be known to compare the thermal energy of the liquids.

10.
When you touch something that feels cold, 
a)
heat from your hand moves into the cold substance.
b)
coldness moves from the cold substance into your hand.
c)
it melts.
d)
it freezes.
11.

Heat loss causes matter to ________. Heat gain causes matter to ________.

a)

contract ; expand

b)

expand ; contract

c)

stay ; change

d)

change ; stay

12.

What is heat?

a)

a form of light

b)

a form of energy

c)

a measure of how old or cold something is

13.

Which of the following materials is a poor conductor of heat? Click ALL that apply.

a)

glass

b)

metal

c)

wood

d)

rubber

14.

Ashton warms a pure, solid substance. He graphs the changes in temperature as shown in the figure below. What is happening as he warms the substance?

a)

molecules move more slowly

b)

molecules move more rapidly

c)

speed of the molecules in not changing

d)

molecules speed up than slow down

15.

Which example best illustrates the transfer of energy through RADIATION?

a)

feeling warmth when you sit in a sunny place.

b)

feeling warm air while standing in front of the blower from a heating system.

c)

feeling the warmth of the bricks around a fireplace by touching them with your hand.

d)

feeling warmth on the soles of your feet when you walk along the beach on a sunny day.

16.

Which of these processes is the result of the motion of particles in a gas or liquid?

a)

conduction

b)

convection

c)

insulation

d)

radiation

17.

A fireplace warming the air in the room is an example of this type of heat transfer?

a)

conduction

b)

convection

c)

radiation

d)

transformation

18.

Mrs. Malec likes to collect river rocks on her daily walk. She picked up a rock and placed it in her pocket. If the rock is 10 degrees Celsius and Mrs. Malec's hand is 31 degrees Celsius, which of the following BEST describes the transfer of energy?

a)

Thermal energy will flow from Mrs. Malec to the rock.

b)

Thermal energy will flow from the rock to Mrs. Malec

c)

Thermal energy will flow from Mrs. Malec into the air.

d)

Thermal energy will flow into the air and to the rock.

19.

David is warming chocolate on the stove. How is the motion of the particles different after the temperature is increased?

a)

they move faster

b)

they move slower

c)

the move less freely

d)

they vibrate close together

20.

On a hot day the lake water warms and the temperature increases. How does the movement of the particles change?

a)

move slower and farther apart

b)

move slower and closer together

c)

move faster and farther apart

d)

move faster and closer together

21.
The temperature of a substance increases as___.
a)
the substance expands
b)
the average kinetic energy of its particles increases
c)
the substance's volume increases
d)
the substance's mass increases
22.

It is the tendency of matter to change in shape, volume, and area in response to a change in temperature.

a)

Heat

b)

Temperature

c)

Thermal Expansion

d)

Kinetic Energy

23.

In which state of matter are the particles the moving the fastest?

a)

solid

b)

liquid

c)

gas

24.

If a liquid turns into a gas, what is happening to the amount of energy in the liquid?

a)

It is decreasing

b)

It stays the same

c)

It is increasing

25.
What is the change from a Solid to a Gas due to the gaining of energy?
a)
Condensation
b)
Vaporization
c)
Sublimation
d)
Deposition
26.

Which state of matter has a fixed volume and mass?

a)

Solid

b)

Liquid

c)

Gas

d)

Plasma

27.

The state of matter that has no definite size or shape is

a)

Solid

b)

Liquid

c)

Gas

28.

The energy of MOTION is...

a)

chemical energy

b)

radiant energy

c)

potential energy

d)

kinetic energy

29.

TRUE or FALSE: In order to change the state of matter, you need increase or decrease the energy (heat).

a)

TRUE

b)

FALSE

30.

TRUE or FALSE: The particles in solids move around a lot and spread out.

a)

TRUE

b)

FALSE

31.

Phase change from gas to solid is called:

a)

Sublimation

b)

Freezing

c)

Deposition

d)

Vaporization

32.

When changing a substance from gas to liquid, the energy has to...

a)

INCREASE

b)

DECREASE

33.

Which of the following statements is true about solids?

a)

Particles do not move around much, but vibrate

b)

Particles have a lot of free space and spread out

c)

Solids have fixed shape but not volume.

d)

Particles are less closely packed than gas.

34.
Why is solar energy considered renewable energy?
a)
It's cheaper than fossil fuels
b)
The sun's energy would not run out for billions of years
c)
Solar energy recharges batteries
d)
All of them
35.

Renewable energy resources produce less_____________ than fossil fuels.

a)

pollution

b)

energy

c)

wind

d)

light

36.
Heat transferred from beneath the surface of Earth and used to produce energy for human use is...
a)
Hydropower
b)
Wind Energy
c)
Geothermal Energy
d)
Solar Energy
37.

All of the following are considered renewable energy sources EXCEPT –

a)

Wind

b)

Coal

c)

Biomass

d)

Solar

38.

A home is built with clear glass panels that allow sunlight to pass through. This is an example of

a)

Active solar

b)

Passive solar

c)

Parabolic collector

d)

Photovoltaic Cells

39.

Which of the following are the most energy efficient light bulbs?

a)

incandescent

b)

compact florescent

c)

LED

d)

halogen

40.

Which of the following is NOT a negative to using hydroelectric power

a)

siltation occurs behind the dam

b)

fish are not able to migrate upstream

c)

creates air pollution

d)

reservoirs impact the surrounding environment

41.
Which of the following is a disadvantage of solar energy?
a)
It can only be used effectively in certain regions and certain times of day
b)
It produces greenhouse gases during use
c)
It is a nonrenewable energy source
d)
It is inexpensive compared to other sources
42.

Which of the following are sources of renewable energy? Select ALL that apply.

a)

wind

b)

hydroelectric

c)

oil

d)

gas

e)

solar

43.

What is the intended purpose of a camp fire?

a)

chemical and sound energy

b)

heat and light energy

c)

electrical and mechanical energy

d)

sound and magnetic energy

44.
What materials would be good insulators for a handle on a pan or pot that would be used on the stove?
a)
wood or plastic
b)
metal or rubber
c)
wood or rubber
d)
copper or steel
45.
TRUE or FALSE?  The rubber handle on this spoon is an INSULATOR, which means heat energy travels through it very easily.
a)
True
b)
False
46.

Coastal weather patterns are largely affected by which type of energy transfer?

a)

Convection Current

b)

Conduction

c)

Radiation

d)

Night

47.

When food is cook in a microwave, radiation is giving off through what scientific concept?

a)

Boyle's Law

b)

Charles' Law

c)

The Law of Conservation of Mass

d)

Electromagnetic Spectrum

48.

A family replaced the windows in their home with double-hung windows. This helps because a layer of gas between the two panes of glass acts as a good _______________

a)

insulator

b)

conductor

c)

transformer

d)

transfer

49.

What does insulation do?

a)

Slow down heat transfer out of your house

b)

100% stops heat transferring out of your house

c)

Heats your house up

50.

What is an insulator?

a)

Something that keeps objects warm

b)

Something that stores thermal energy

c)

Something that slows the transfer of thermal energy

d)

Something that allows the transfer of thermal energy

51.
4 lines
52.
4 lines
53.

How does a hot air balloon rising, relate to the Particle Theory of Matter? How does the air inside the balloon compare to the air outside? (4 marks)

4 lines

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