Water Systems

Resources

Water Systems

Humidity is an important part of life on Earth and life in space. This backgrounder explains what humidity is, how it is measured and how it affects us both mentally and physically.

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Learn about how craters are formed and about some of Canada's impact craters.

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Most of us know that the moon causes ocean tides but did you know that these tides are actually slowing the speed of Earth’s rotation? (1:58 min.)

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