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# Can't figure this physics problem out! HELP!?

The mass of the Sun is 21030 kg, and the mass of the Earth is 61024 kg. The distance from the Sun to the Earth is 1.51011 m.

(a) Calculate the magnitude of the gravitational force exerted by the Sun on the Earth.

___?___ N

(b) Calculate the magnitude of the gravitational force exerted by the Earth on the Sun.

___?___ N

### 1 Answer

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- zenerLv 49 years agoFavorite Answer
The gravitational force between the two is given by F= G M1 M2/ d^2, where G is the gravitational constant, M1 & M2 their masses and d the distance between their centres. The force between them is mutal so (a) & (b) have the same values.

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