Does Contact Area Matter?
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Students work together to design and implement an experiment on friction. They test to see if contact area affects the amount of friction. They discover how engineers use friction to make certain products better.
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Climate Change: The View From MinuteEarth
How does climate change look from where you're sitting? See the view from around the world in an animated video. The writers from Minute Earth share how changing conditions are impacting the economy, health, and well-being of their...
3 mins 6th - 12th Science CCSS: Adaptable