Summary
Defines matter as anything that has mass and takes up space, then walks through the three main states — solid, liquid, and gas — with everyday examples. A clear, fast foundation for any matter unit.
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Teaching resources
Discussion questions
Discussion
- What two things must something have to be called 'matter'?
- What are the three states of matter? Give one everyday example of each.
- Is air matter? How do you know?
- Can you think of something that is NOT matter? What is it?
Quick work-a-long
Vocabulary: matter, mass, volume, solid, liquid, gas, state.
Try it: List five things on your desk. For each one, write its state of matter and one property you can observe (color, texture, shape).