Density
1 mark · EasyState one property, besides density, that distinguishes a solid from a gas.
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Solids have a fixed shape; gases do not.
Also accept: Solids have a fixed volume/gases can be compressed; Solids are not easily compressed
Common mistakes: Refers to density only; Solids are heavier
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Marking points
B1 · 1 mark · One correct property stated (not density)
Worked solution
Solids have a fixed shape, whereas gases do not.