1
Q
A solid
A
the particles are arranged in an arranged order, particles are close together
2
Q
Solids have
A
A fixed shape and cannot be compressed
3
Q
Liquid
A
Particles are arranged in a random way, particles are fairly close out
4
Q
Liquids can
A
Take the shape of their container, cannot be compressed
5
Q
Gas
A
Particles are very spread out, arranged in a random way
6
Q
Gases can
A
Fill their container, be compressed
7
Q
Solid to liquid
A
Melting
8
Q
Liquid to gas
A
Evaporation or boiling
9
Q
Gas to liquid
A
Condensation
10
Q
Liquid to solid
A
Freezing
11
Q
Gas to Solid
A
Sublimation
12
Q
Conservation of Mass
A
The mass of an substance does not change as it changes state
YEAR 7 CHEMISTRY
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