Unit 5 topic 5-6

Question 0

Freeze

Answer 0

change from a liquid to a solid

Question 1

Melt

Answer 1

to change from a solid to a liquid

Question 2

Evaporate

Answer 2

the process by which a liquid, such as water, changes into a gas or a vapour

Question 3

Condense

Answer 3

change from a gas or vapour into a liquid

Question 4

Sublimation

Answer 4

a change in state when a gas changes directly to a solid or a solid changes directly to a gas

Question 5

Evaporative cooling

Answer 5

a process in which the faster-moving particles on the surface of a liquid evaporate and escape into the air

Question 6

Radiation

Answer 6

the transfer of energy in the form of electromagnetic waves

Question 7

Radiant energy

Answer 7

energy that is transmitted via electromagnetic
waves

Question 8

Electromagnetic radiation (EMR)

Answer 8

energy that is transferred in the form of electromagnetic waves

Question 9

Thermal conduction

Answer 9

the direct transfer of thermal energy from one particle or object to another through contact or collision

Question 10

Heat insulators

Answer 10

materials that slow the transfer or conduction of ther- mal energy from one object to another

Question 11

Fluids

Answer 11

materials that lack a definite shape and can flow from one place to another

Question 12

Convection

Answer 12

a process by which a warm fluid moves from place to place carrying thermal energy