In this activity we see how our perception can be fooled under specific circumstances. When spinning in a chair, students can lose track of their motion to think that they're moving when they're not or that they've stopped when they haven't. It has to do with the way our inner ears detect motion. You'll want to use subjects that are not prone to motion-sickness for this investigation.
a chair that can spin, a friend
About 20–30 minutes, longer with included writing assignment
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Yes! Plus extensive teacher notes address the many questions that come up. You shouldn’t have to do outside research on this topic unless you want to. Specific charts and graphic organizers have keys.
Middle School Students, Ages 11-14
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