Quiz about Grade 7 Heat and Temperature Unit Review

Question 1

Which of the following is NOT a way heat is transferred?

Accepted Answer

condensation

Answer

Conduction

Answer

Convection

Answer

Radiation

Question 2

What state of matter would a chocolate chip cookie be?

Accepted Answer

Solid

Answer

Delicious

Answer

Liquid

Answer

Gas

Question 3

What happens to particles when they are heated up?

Accepted Answer

The expand

Answer

The contract

Answer

They move slow

Answer

The make noise

Question 4

What happens to particles when they are cooled?

Accepted Answer

They contract

Answer

They expand

Answer

They move quicker

Answer

They put on sweaters

Question 5

When I stir hot soup with a metal spoon, and the spoon burns my hand, that is an example of _______?

Accepted Answer

conduction

Answer

convection

Answer

radiation

Answer

thermal heat

Question 6

Putting a furnace in the basement so the hot air rises throughout the house is an example of _____?

Accepted Answer

convection

Answer

radiation

Answer

conduction

Answer

thermal radiation

Question 7

Heat from the sun warming up Earth is an example of ______?

Accepted Answer

radiation

Answer

convection

Answer

conduction

Answer

Thermal heat

Question 8

What form of heat transfer can only occur in space?

Accepted Answer

radiation

Answer

conduction

Answer

convection

Question 9

What form of heat transfer CANNOT occur in a liquid?

Accepted Answer

radiation

Answer

conduction

Answer

convection

Question 10

What form of heat transfer can only occur in a gas?

Accepted Answer

convection

Answer

conduction

Answer

radiation

Question 11

What is the name of the device used to regulate the temperature of your house?

Accepted Answer

thermostat

Answer

furnace

Answer

electric heater

Question 12

What can you put in the walls and roof of your house to keep the heat in or out of your house?

Accepted Answer

insulation

Answer

thermostat

Answer

curtains

Question 13

Why is it important to conserve energy?

Accepted Answer

To save resources in our environment

Answer

So we spend more money on heating/cooling

Answer

To make hour houses look cool

Question 14

Heat is...

Accepted Answer

the movement of thermal energy from an area of higher temperature to an area of lower

Answer

the movement of thermal energy from an area of lower temperature to an area of higher

Answer

the movement of thermal energy from an area of higher temperature to an area of higher

Answer

the movement of thermal energy from an area of lower temperature to an area of lower

Question 15

Which temperature scale is used by scientists?

Accepted Answer

Celsius

Answer

Fahrenheit

Answer

Frankenstein

Answer

Stauffenheit

Question 16

The transfer of thermal energy caused by collisions between particles is called

Accepted Answer

conduction

Answer

convection

Answer

radiation

Answer

irrigation

Answer

navigation

Question 17

The transfer of thermal energy caused by electromagnetic waves

Accepted Answer

radiation

Answer

convection

Answer

conduction

Answer

recreation

Answer

avocation

Question 18

The transfer of thermal energy caused by the movement of particles from one part of a material to another is called

Accepted Answer

convection

Answer

conduction

Answer

constipation

Answer

transportation

Answer

obfuscation

Question 19

An object that energy moves through quickly is called a

Accepted Answer

conductor

Answer

insulator

Answer

obstructor

Answer

contractor

Answer

doctor

Question 20

An object that energy moves through slowly is called a

Accepted Answer

insulator

Answer

conductor

Answer

chiropractor

Answer

retractor

Answer

detector

Question 21

Sean ordered a cup of hot chocolate at a coffee shop. As he began to take a sip he realized that it was too hot to drink but he does not want to wait to drink it. What should Sean do to lower the temperature of the hot chocolate?

Accepted Answer

He can remove heat by adding ice.

Answer

He can pour it in to a bigger cup.

Answer

He can add more hot chocolate to the cup.

Answer

He can remove some of the hot chocolate from the cup.

Question 22

At room temperature, the metal mercury is a liquid. How could mercury be changed into a solid?

Accepted Answer

by removing heat

Answer

by adding heat

Answer

by decreasing the density of the mercury

Answer

by isolating the mercury from outside forces

Question 23

In order to make iced tea Lois brings a pitcher of water to a boil, adds tea and allows it to steep for 5 minutes. After 5 minutes have passed Lois removes the tea bag and adds ice to cool the tea. Which of the following best describes the direction of the flow of thermal energy?

Accepted Answer

Thermal energy flows from the tea to the ice.

Answer

Thermal energy flows from the ice to the tea.

Answer

Thermal energy flows between the ice to the air equally.

Answer

Thermal energy flows between the ice and the tea equally.

Question 24

An air conditioner cools a room. The cool air sinks and the warmer air rises. This is an example of

Accepted Answer

convection

Answer

radiation

Answer

conduction

Answer

constipation

Answer

reiteration

Question 25

Joe places two solid objects in contact with each other. Which property determines the direction of the flow of heat between the two objects?

Accepted Answer

temperature of objects

Answer

material of the objects

Answer

volume of objects

Answer

density of objects

Question 26

The measure of average kinetic energy of all the particles within an object is called ____________.

Accepted Answer

temperature

Answer

conduction

Answer

radiation

Answer

heat

Question 27

heat always travels from _____ to ______ objects

Accepted Answer

hot to cold

Answer

cold to hot

Answer

cold to cold

Answer

hot to hot

Question 28

No Definite Shape and No Definite Volume

Accepted Answer

Gas

Answer

Liquid

Answer

Solid

Question 29

When the temperature of matter decreases the particles ...

Accepted Answer

slow down and move closer together

Answer

speed up and move farther apart

Answer

speed up and move closer together

Answer

slow down and move farther apart

Question 30

When air in a hot air balloon is heated the air inside the baloon...

Accepted Answer

expands

Answer

contracts

Answer

evaporates

Answer

condenses

Question 31

As the kinetic energy of the molecules in a substance increases, the temperature of the substance __________.

Accepted Answer

increases

Answer

decreases

Question 32

High temperature is connected to:

Accepted Answer

High kinetic energy.

Answer

Low kinetic energy.

Answer

Zero net energy.

Answer

Equal kinetic energies.

Question 33

Which substance is the gas?

Accepted Answer

C

Answer

A

Answer

B

Question 34

How does a device made up of two different metals joined together operate to control devices or appliances?

Accepted Answer

By expanding and contracting in response to temperature changes.

Answer

By generating a magnetic field.

Answer

By emitting light when heated.

Answer

By producing heat directly.

Question 35

What is the result of particles within a substance moving more due to the gain of heat energy?

Accepted Answer

More space between them

Answer

Less space between them

Answer

No change in space

Answer

They become solid

Question 36

In which state of matter (solids, liquids, or gases) does the volume change the most with temperature?

Accepted Answer

gases

Answer

solids

Answer

liquids

Answer

all states change equally

Question 37

What term is used to describe the process when a substance changes from a liquid to a gas?

Accepted Answer

Evaporation

Answer

Condensation

Answer

Freezing

Answer

Melting

Question 38

When a substance changes from a gas to a liquid, what is this process called?

Accepted Answer

Condensation

Answer

Sublimation

Answer

Evaporation

Answer

Freezing

Question 39

During which change of state does a substance absorb heat energy from its surroundings?

Accepted Answer

Evaporation

Answer

Condensation

Answer

Freezing

Answer

Deposition

Question 40

If you have a piece of dry ice and it turns directly into water vapor without becoming a liquid first, what process is this?

Accepted Answer

Sublimation

Answer

Melting

Answer

Freezing

Answer

Condensation

Question 41

What describes the process of convection currents in fluids?

Accepted Answer

The upward movement of warmer, less dense fluid and the downward movement of cooler, denser fluid.

Answer

The random movement of individual particles within the fluid.

Answer

The direct collisions between particles leading to fluid movement.

Answer

The transfer of thermal energy through electromagnetic waves within the fluid.

Question 42

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

Accepted Answer

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

Answer

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

Answer

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

Answer

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

Question 43

When you touch something that feels cold,

Accepted Answer

heat from your hand moves into the cold substance.

Answer

coldness moves from the cold substance into your hand.

Answer

it melts.

Answer

it freezes.

Question 44

A device that measures temperature.

Accepted Answer

Thermometer

Answer

Thermal energy

Answer

Temperature

Answer

Heat

Question 45

The heat from a lamp allows a lizard to remain warm. This is an example of which type of heat transfer?

Accepted Answer

radiation

Answer

conduction

Answer

convection

Answer

insulation

Question 46

What is the BEST example of a conductor?

Accepted Answer

A metal bowl

Answer

A wooden block

Answer

A ceramic mug

Answer

A glass cup

Question 47

When I drink coffee in the morning, I warm my hands on the mug by what type of heat transfer?

Accepted Answer

conduction

Answer

convection

Answer

radiation

Answer

coziness

Question 48

Which characteristic is included in the particle theory of matter?

Accepted Answer

All of the above

Answer

All matter is made up of tiny particles

Answer

All particles in a pure substance are the same

Answer

Particles are always moving

Question 49

Which characteristic is included in the particle theory of matter?

Accepted Answer

All of the above

Answer

All matter is made up of tiny particles

Answer

All particles in a pure substance are the same

Answer

Particles are always moving

Question 50

Which phase change takes place when a liquid turns into a solid...

Accepted Answer

freezing

Answer

melting

Answer

condensation

Answer

evaporation

Question 51

What phase change occurs when a gas turns into a liquid

Accepted Answer

condensation

Answer

freezing

Answer

melting

Answer

evaporation

Question 52

Temperature depends on --------------------- of the particle?

Accepted Answer

Kinetic energy

Answer

Thermal Energy

Answer

Power Energy

Question 53

Matter that always fills the shape in a container, such as air.

Accepted Answer

gas

Answer

solid

Answer

liquid

Question 54

Milk takes the shape of its container because it is a:

Accepted Answer

liquid

Answer

solid

Answer

gas

Question 55

Boiling

Accepted Answer

liquid to gas

Answer

gas to solid

Answer

gas to liquid

Answer

solid to liquid

Question 56

Which state of matter does not have a definite shape but does have a definite volume?

Accepted Answer

Liquid

Answer

Solid

Answer

Gas

Question 57

What effect will the heat have on the air inside the bottle/balloon?

Accepted Answer

Thermal expansion.

Answer

Thermal contraction.

Answer

Temperature decrease.

Answer

Change in state.

Question 58

Analyze the image. What effect will heat have on object 1 after a while?

Accepted Answer

Temperature decrease.

Answer

Temperature increase.

Answer

Thermal expansion.

Answer

Change in state.

Question 59

This is a picture of ?

Accepted Answer

Passive solar

Answer

Active solar

Answer

None of the above

Question 60

Thermal energy is

Accepted Answer

the total kinetic energy of all the particles the substance contains.

Answer

measure of how hot or cold matter is.

Answer

the energy that transfers from one substance to another because of differences in kinetic energy.

Answer

The number of particles in a substance

Question 61

Energy produced by a dam on a river is

Accepted Answer

hydroelectric

Answer

wind

Answer

solar

Answer

nuclear

Question 62

An example of a conductor is

Accepted Answer

copper

Answer

styrofoam

Answer

wool

Answer

plastic

Question 63

The water in each is the same temperature. Which container has the most thermal energy?

Accepted Answer

The one on the left, because there is more matter

Answer

The one on the right because there is less matter

Answer

They have the same amount of thermal energy

Question 64

Based on this thermal image, how would you reduce heat loss in this building?

Accepted Answer

add high-efficiency windows

Answer

insulate the walls

Answer

insulate the roof

Answer

Fix air leaks

Grade 7 Heat and Temperature Unit Review

72 questions

Which of the following is NOT a way heat is transferred?

What state of matter would a chocolate chip cookie be?

In a _____ the particles are packed tight and in a pattern.

In a _______ the particles are close together but can flow and change shape.

In a ______ the particles are free and move away from each other as much as possible.

What happens to particles when they are heated up?

What happens to particles when they are cooled?

Temperature is the _________ kinetic energy of the particles of a substance

Heat energy is the transfer from matter that has a ______ temperature to something at a lower temperature

When I stir hot soup with a metal spoon, and the spoon burns my hand, that is an example of _______?

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