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Class 11 Physics Practice Test: Gravitation - Weightlessness
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Avg score: 58% Most missed: “An object is weightless inside a uniform spherical shell.”

Weightlessness is the complete or near-complete absence of the sensation of weight, i.e., zero apparent weight. It is also termed zero gravity, zero g-force, or zero-g.

Micro-g environment is more or less synonymous, with the recognition that g-forces are never exactly zero.

Class 11 Physics Practice Test: Gravitation - Weightlessness
Time left 00:00
5 Questions

1. A person sitting in a chair in a satellite feels weightless because _____
2. How do astronauts define “up” or “down” in space?
3. Why do the astronauts in the international space station experience weightlessness?
4. For an object experiencing weightlessness _____
5. An object is weightless inside a uniform spherical shell.