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In liquids, the particles are very close together.
False
True
The particles in solid cannot move or vibrate freely or fast because they are held together so tightly.
True
False
There are big spaces between the particles in gases.
True
False
Solids have a fixed shape and cannot be squashed or compressed.
True
False
Air is made up of only oxygen and nitrogen.
True
False
The atmosphere is the layer of air surrounding Earth.
False
True
Water vapor is a gas found in the air.
True
False
The particles in solids vibrate in fixed positions.
True
False
The smoke from cigarettes does not affect air pollution.
False
True
Air pollution only happens outside buildings.
True
False
