Question 1

a form of energy that moves from one object to another

Accepted Answer

heat

Answer

insulator

Answer

temperature

Answer

conductor

Question 2

very small parts of matter; tiny pieces of something

Accepted Answer

particles

Answer

heat

Answer

conductor

Answer

insulator

Question 3

a material that heat moves through easily

Accepted Answer

conductor

Answer

thermal energy

Answer

insulator

Answer

thermometer

Question 4

a material that heat does not move through easily

Accepted Answer

insulator

Answer

conductor

Answer

heat

Answer

thermometer

Question 5

the energy of moving particles of matter

Accepted Answer

thermal energy

Answer

particles

Answer

heat

Answer

temperature

Question 6

a measure of how hot or cold something is

Accepted Answer

temperature

Answer

conductor

Answer

thermometer

Answer

insulator

Question 7

a tool used to measure temperature

Accepted Answer

thermometer

Answer

thermal energy

Answer

heat

Answer

particles

Question 8

to change from a solid to a liquid

Accepted Answer

melt

Answer

expand

Answer

boil

Answer

freeze

Question 9

to get bigger

Accepted Answer

expand

Answer

water vapor

Answer

condense

Answer

boil

Question 10

to change from a liquid to a gas

Accepted Answer

boil

Answer

evaporate

Answer

freeze

Answer

melt

Question 11

to slowly change from a liquid to a gas

Accepted Answer

evaporate

Answer

contract

Answer

melt

Answer

boil

Question 12

to change from a gas to a liquid

Accepted Answer

condense

Answer

evaporate

Answer

freeze

Answer

expand

Question 13

to get smaller

Accepted Answer

contract

Answer

boil

Answer

freeze

Answer

water vapor

Question 14

to change from a liquid to a solid

Accepted Answer

freeze

Answer

evaporate

Answer

boil

Answer

melt

Question 15

water that has changed to a gas

Accepted Answer

water vapor

Answer

condense

Answer

contract

Answer

boil

Question 16

harmful materials get into the air, land, or water

Accepted Answer

pollution

Answer

ecosystem

Answer

adaptations

Answer

organism

Question 17

to use resources wisely; to save

Accepted Answer

conserve

Answer

ecosystem

Answer

adaptations

Answer

organism

Question 18

living and nonliving things that share an environment

Accepted Answer

ecosystem

Answer

pollution

Answer

pollution

Answer

adaptations

Question 19

a structure of behavior that helps a living thing survive in its habitat

Accepted Answer

adaptations

Answer

ecosystem

Answer

organism

Answer

conserve

Question 20

another name for a living thing

Accepted Answer

organism

Answer

conserve

Answer

adaptations

Answer

pollution

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