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2. The Moon's radius is 1.74 x 106 m. Calculate the gravitational acceleration of a falling obj near the Moon's surface. (The Moon's mass is

2. The Moon's radius is 1.74 x 106 m. Calculate the gravitational acceleration of a falling obj near the Moon's surface. (The Moon's mass is 7.36 x 1022 kg) (2 marks) 3. Research: Who determined by experiment the value G and demonstrated conclusively fo first time that ordinary objects have gravitational fields? (1 mark)

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