Physics · Gravitation
Satellites orbiting the Earth have a finite life and sometimes debris from satellites falls to the Earth. This is because ______.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1of frequent unavoidable collisions with other satellites
- 2of viscous forces (atmospheric drag) causing the speed of the satellite and hence its height to gradually decrease✓
- 3the laws of gravitation predict a trajectory spiralling inwards in a vacuum
- 4the solar cells and batteries in satellites run out
Correct answer
of viscous forces (atmospheric drag) causing the speed of the satellite and hence its height to gradually decrease
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