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3. (1 pt) Find the Earth gravitational field at an altitude 10 times of Earth's radius. (1 pt) Find the gravitational force on an object

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3. (1 pt) Find the Earth gravitational field at an altitude 10 times of Earth's radius. (1 pt) Find the gravitational force on an object with mass M = 80 kg at an altitude of 3200 km. (1pt) Find the work required to move a satellite with mass m = 1200 kg from an orbital radius from the Earth of R1 = 15, 000 km to R2 = 18, 000 km

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