Why Doesn't the Moon Fall to Earth? Exploring Orbits and Gravity
50 بار بازدید -
5 سال پیش
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Using a bucket with stretchy
Using a bucket with stretchy fabric stretched over it, allow visitors to experiment with marbles and weights to discover some basics about gravity and orbits. View more details about this activity here: http://1.usa.gov/1JxnkMv
5 سال پیش
در تاریخ 1398/01/27 منتشر شده
است.
50
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