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How does force F depend on distance r?
When the Earth pulls the Moon with a gravitational force of 10²⁰ N, what force does the Moon exert on the Earth?
When the mass of two objects is tripled but their separation remains the same, by how much does their gravitational force alter?
If two celestial bodies have masses 1.23×10²⁶ kg and 5.21×10²² kg, separated by 2.30×10¹¹ m, what’s the gravitational force between them? (Given G=6.67×10⁻¹¹ Nm²/kg²)
If an explorer has a weight of 800N on Earth\’s surface, what would be their weight Rm above the Earth, where Rm is Earth\’s radius?
For two satellites A and B of equal mass orbiting a planet, how does the gravitational force between A and the planet compare to that between B and the planet?
When a spacecraft takes off from Earth, which graph depicts the gravitational force F on the spacecraft as its distance r from Earth augments?