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Students demonstrate how rain drops grow bby coalescence. They suspend two ping pong balls in the stream of air supplied by a hair dryer. Students observe the balls bumping into each other, creating a clicking sound signifying the collision.
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Measurement of Pressure and Temperature
We all have standards and scientists are no exception. Presentation covers standard temperature, standard pressure, temperature conversions, and absolute zero. It explains pressure using pascals, mm of mercury, atmosphere, and torr, then...
9th - 12th Science CCSS: Adaptable
New Review Our Atmosphere is Escaping!
Our atmosphere keeps us from the extreme temperatures experienced on the moon. The video explains that our atmosphere actually leaks. It describes exactly which molecules escape and the multiple factors that contribute.
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