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Satellite around the Earth

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The International Space Station (ISS) orbits Earth about 400 km above the surface of Earth (NASA.gov). Using the concepts of circular motion and gravitational forces learned in this module; explain the following in your own words:

Why does the space station not fall down?
Why do the astronauts float inside the space station?

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Solution Summary

Described why space station not falls down on the Earth and why astronauts can float in space station.

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Why does the space station not fall down?

Answer: Actually the space station continuously falls towards the Earth. But, at the same ...

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