C1 States of matter Flashcards
1
Q
what are the three states of matter
A
solid
liquid
gas
2
Q
solid to liquid
A
melting
3
Q
liquid to gas
A
evaporation
4
Q
gas to liquid
A
condensation
5
Q
liquid to solid
A
freezing
6
Q
how are particles spaced in a solid
liquid
gas
A
solid - touching / arranged in rows
liquid - touching but spaced out
gas - not touching and spread widely
7
Q
energy in a solid liquid and gas
A
gas low energy
solid high energy
liquid not much energy
8
Q
why does the movement and arrangement of particles change from a solid to a gas
A
a solid to a gas means the particles become more widely spread from eachother and it allows the particles to move more as there’s more space for them to move
9
Q
movement from liquid to a gas
A
more movement less energy, not arranged in any particular way and gas particles move lots more
