Quiz about Unit 2 Thermal Energy Review

Question 1

What are the 3 states of matter?

Accepted Answer

solid

Accepted Answer

liquid

Accepted Answer

gas

Answer

melting

Answer

boiling

Question 2

True or false. A solid has a definite shape and volume.

Accepted Answer

True

Answer

False

Question 3

What state of matter does this image represent?

Accepted Answer

Gas

Answer

Solid

Answer

Liquid

Question 4

What state of matter does this image represent?

Accepted Answer

Solid

Answer

Liquid

Answer

Gas

Question 5

What state of matter does this image represent?

Accepted Answer

Liquid

Answer

Solid

Answer

Gas

Question 6

True or false. The particles in a solid slide past each other.

Accepted Answer

False

Answer

True

Question 7

Kinetic is a fancy word for...

Accepted Answer

motion

Answer

heat

Answer

science

Question 8

Thermal energy is a fancy word for...

Accepted Answer

heat

Answer

motion

Answer

chemistry

Question 9

Which state of matter has the most kinetic energy?

Accepted Answer

Gas

Answer

Solid

Answer

Liquid

Question 10

Which state of matter has the least kinetic energy?

Accepted Answer

Solid

Answer

Liquid

Answer

Gas

Question 11

If you take the lid off of a jar of helium, the space between the particles...

Accepted Answer

increases

Answer

decreases

Answer

stays the same

Question 12

True or false. The particles in ice have kinetic energy.

Accepted Answer

True

Answer

False

Question 13

When particles gain thermal energy, they move...

Accepted Answer

faster

Answer

slower

Answer

at the same speed

Question 14

As a substance gains thermal energy, their particles move...

Accepted Answer

further apart

Answer

closer

Answer

they don't move

Question 15

Melting is the phase change when a solid changes to a...

Accepted Answer

liquid

Answer

solid

Answer

gas

Question 16

Condensation is the phase change when a gas changes to a...

Accepted Answer

Liquid

Answer

Solid

Answer

Gas

Question 17

In order for water to boil, thermal energy must be...

Accepted Answer

added

Answer

removed

Question 18

In order for water to freeze, thermal energy must be...

Accepted Answer

removed

Answer

added

Question 19

What temperature does water boil at?

Accepted Answer

100 C

Answer

100 F

Answer

50 C

Question 20

What temperature does ice melt at?

Accepted Answer

0 C

Answer

10 C

Answer

0 F

Question 21

True or false. The phase change depends on whether thermal energy is lost or gained.

Accepted Answer

True

Answer

False

Question 22

True or false. Thermal energy is transferred from a higher temperature to a lower temperature.

Accepted Answer

True

Answer

False

Question 23

Ms. Smith touches a hot pot of soup. What type of thermal energy transfer is this?

Accepted Answer

Conduction

Answer

Convection

Answer

Radiation

Question 24

You take a ride in a hot air balloon. What type of thermal energy transfer is this?

Accepted Answer

Convection

Answer

Conduction

Answer

Radiation

Question 25

You stand in front of a campfire. Your back feels warm. What type of thermal energy transfer is this?

Accepted Answer

Radiation

Answer

Conduction

Answer

Convection

Question 26

What is happening at point A on the graph?

Accepted Answer

Freezing

Answer

Melting

Answer

Boiling

Question 27

What is happening at point D on the graph?

Accepted Answer

Boiling

Answer

Condensation

Answer

Melting

Question 28

What is happening at point B on the graph?

Accepted Answer

Melting

Answer

Freezing

Answer

Boiling

Question 29

What is happening at point C on the graph?

Accepted Answer

Condensation

Answer

Freezing

Answer

Melting

Question 30

True or false. Thermal energy transfers when two objects have the same temperature.

Accepted Answer

False

Answer

True

Question 31

Which has more total thermal energy?

Accepted Answer

Pot of soup

Answer

Cup of soup

Question 32

True or false. A metal cookie tray is an insulator.

Accepted Answer

False

Answer

True

Question 33

True or false. During a phase change, the temperature of a substance changes.

Accepted Answer

False

Answer

True

Question 34

The difference between boiling and condensing is...

Accepted Answer

Whether energy is gained or lost

Answer

The temperature

Answer

The atoms

Question 35

Tami turns the dial to high to boil the water. This will take less _____ for the phase change to finish.

Accepted Answer

time

Answer

heat

Answer

temperature

Question 36

You boil a pot of water on the stove. How does the thermal energy transfer?

Accepted Answer

stove to water

Answer

water to stove

Question 37

What two factors does total thermal energy depend on? Choose two answers.

Accepted Answer

mass

Accepted Answer

temperature

Answer

volume

Answer

color

Question 38

Which state of matter has the lowest temperature?

Accepted Answer

solid

Answer

liquid

Answer

gas

Question 39

True or False. You leave the fridge door open. The cold air from the fridge escapes.

Accepted Answer

False

Answer

True

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