Grade Range
4th-8th
Active Time
120 minutes
Total Time
140 minutes
Credits

Overview

Mammatus clouds and crepuscular rays over the Pacific Ocean.

"Mammatus clouds and crepuscular rays" © 2007 Brocken Inaglory

Why do we see different colors in Earth's sky at different times of day? After this activity, students will be able to support an explanation for the colors we see in Earth's sky with evidence from a scientific model.

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Grade Range
4th-8th
Active Time
120 minutes
Total Time
140 minutes
Credits
Free science fair projects.