成人快手

Supporting Content

• What happens when you heat a bimetallic strip? — Energy across the Curriculum

  Duration: 0:41

• Neutralising acids and alkalis — Materials and Their Properties

  Duration: 0:32

• The force, pressure and surface area of stinging nettles — Physical Processes

  Duration: 2:07

• Why do you feel lighter in water? — Physical Processes

  Duration: 0:46
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