alleryStart learning →What does the term microgravity describe?
AA region where gravity is exactly zero
BA place where apparent acceleration is tiny
CA force smaller than the strong force
DA gravity that acts only on small masses
Answer & Solution
Correct answer: B. A place where apparent acceleration is tiny
1. Microgravity describes an environment, not a separate kind of force.
2. In it the apparent net acceleration of a body is small next to that at Earth's surface.
3. The gravitational field itself is still present and still strong in low orbit.
4. So microgravity is about what is apparent to a falling observer, not about gravity switching off.
_Source: OpenStax College Physics (CC BY 4.0), Ch 6 "Uniform Circular Motion and Gravitation", section "Weightlessness" and Microgravity_
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