# PHYSICS

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Pluto has a mass of 1.30 1022 kg and a radius of 1.18 106 m

(a) What is the acceleration due to gravity on Pluto?
(b) How much would a 4.7-kg person weigh on this planet?

• PHYSICS -

a) GMp/r^2

b) GMp*4.7/r^2

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The existence of the planet Pluto was proposed based on irregularities in Neptune's orbit. Pluto was subsequently discovered near its predicted position. But it now appears that the discovery was fortuitous, since Pluto is small and …

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