moonlight

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18 08, 2017

Rainbows and water – a sun project

By |2018-05-31T11:49:25-07:00August 18th, 2017|Physics|0 Comments

Sunshine through the clouds and Earth's atmosphere You can see that the sunlight that reaches the Earth travels at different wavelengths. On a sunny day, put a full glass of water (a real glass glass) in the sunshine on your windowsill. Look where the sunshine goes through the water, and you should see rainbows on the floor or walls. [...]

18 08, 2017

Moon project – Astronomy activity

By |2018-05-31T11:49:17-07:00August 18th, 2017|Physics|0 Comments

Crescent moon (thanks to Wade Clark at Skychasers). Can you see the rest of the moon, in shadow? Go outside and look at the moon at night. How much of the moon can you see? If you go someplace really dark, like out in the country camping, and look carefully, can you see the rest [...]