Mon Prof Augmenté
Ice, Water and Steam
Age 12 · Science
Water can change between solid ice, liquid water and an invisible gas. Heating or cooling makes these changes happen.
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In the picture
- Ice cube on a warm dish: solid water becoming liquid water
- Water surface in a pot: liquid water becoming steam
- Droplet on a cold glass: steam becoming liquid water
- Ice cube in a freezer tray: liquid water becoming solid ice
Examples
- An ice cube melting in a glass of lemonade.
- Steam on a bathroom mirror turning into water droplets.
Key takeaways
- Heating or cooling can change a substance between solid, liquid and gas.
- Solids keep their shape, liquids flow, and gases spread out.
Quiz: Ice, Water and Steam (Age 12)
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What can change a substance between solid, liquid and gas?
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How does a gas behave?
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What happens when steam touches a cold glass?
The answers, each with its explanation, are in the app. This lesson has left the free week, so its quiz is part of the subscription.
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