Archive | October 1, 2014

Day 19: Retrograde Motion of Mars

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Astronomy: First we used Stellarium to keep track of Mars’s location in the zodiac each month for a whole year.

Then we used stoppers to model the motion of the Mars against the constellations as seen from Earth (animated GIF above).

Handouts: Planetary Motions Star Chart and Retrograde Mars Model.

NGSS Science and Engineering Practice #2: Developing and Using Models