Summary
Helping out at a weather station, the class learns that air takes up space and pushes on things. They explore how air pressure affects the world around us.
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Teaching resources
Discussion questions
Discussion
Helping out at a weather station, the class learns that air takes up space and pushes on things.
- How do we know air is really there if we can't see it?
- What does it mean that air pushes on us?
- How does moving air do work, like turning a pinwheel?
Quick work-a-long
Vocabulary: air, pressure, force.
Try it: Crumple paper in a cup, push it underwater upside-down, and explain why it stays dry.