Physics · Mechanics
What causes the sensation of weightlessness inside a spacecraft orbiting the Earth?
- 1The spacecraft is too far away from Earth's gravitational pull
- 2The velocity of the spacecraft is too high for gravity to act
- 3There is absolutely zero gravitational force in orbit
- 4The acceleration of the spacecraft in orbit equals the acceleration due to gravity at that altitude✓
Correct answer
The acceleration of the spacecraft in orbit equals the acceleration due to gravity at that altitude
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