States of matter Flashcards
1
Q
What causes a material to change state?
Solid to liquid and liquid to gas
A
Heat energy causes molecules to move around more, causing a change in state.
2
Q
Melting point of water
A
0’C
3
Q
Solid to liquid
A
Melting
4
Q
Liquid to gas
A
Evaporation
5
Q
Gas to liquid
A
Condensing
6
Q
Liquid to solid
A
Freezing