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BBC science clips - gases around us
Follow the instructions to heat up the beaker of liquid and see what happens. Click the forwards arrow at the top of the diagram for the next instruction. Don't forget to do the quiz!

Changing states (Bitesize)
Read the information on changing states. Then do a fun activity and try the quiz.

Solids, liquids and gases (Bitesize)
Read the information on solds, liquids and gases. Then do the fun activity and try the quiz.

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 particle arrangement
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