States of matter: solid, liquid, and gas

From Smile and Learn

States of matter: solid, liquid, and gas
3 min2ndScience
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Summary

Introduces the three everyday states of matter and how each behaves, with familiar examples like ice, water, and steam.

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All ages

Gentle animated educational content, safe to show cold; still worth a quick preview to match it to your lesson.

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Teaching resources

Discussion questions

Talk about it

Matter comes in three everyday forms. A solid keeps its shape, a liquid flows and takes its container's shape, and a gas spreads out to fill the space.

  1. Is a rock a solid, liquid, or gas? How do you know?
  2. What happens to the shape of water when you pour it into a new cup?
  3. Can you name a gas you can't see?

Quick work-a-long

Vocabulary: matter, solid, liquid, gas.

Try it: Find one solid, one liquid, and one gas in your day. Draw each and label it.