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What is the mass of an object that weighs 19.6N on Earth with a mass of 2.00kg, considering Mars\’ gravity of 3.71ms⁻²?
The Hubble telescope orbits at a height of 5.6×10⁵ m above the Earth\’s surface. With a mass of 1.1×10⁴ kg, what\’s the Earth\’s gravitational field strength at its location given a force of 9.1×10⁴ N?
How does the gravitational force, F, between two planets change with the distance apart, r?
The Earth attracts the Moon with a gravitational force of 10²⁰ N. What is the gravitational force of the Moon attracting the Earth?
If the mass of two bodies at a certain distance apart is doubled, and the distance remains unchanged, how does the gravitational force change?