Tags » Newton's Law Of Universal Gravitation

A geostationary satellite

A geostationary satellite is a satellite in geostationary orbit, with an orbital period the same as the Earth’s rotation period. The geostationary orbit is a circular orbit directly above the Earth’s equator. 228 more words

Mechanics

How long would it take to fall through the center of the Earth?


We have a hole that leads straight through the center of the Earth. We neglect air resistance and assume that the Earth has uniform density ρ. 313 more words

Interesting Physics