How much work is done by the moons gravitational field

Reference no: EM13488082

A) How much work is done by the Moon's gravitational field as a 900 kg meteor comes in from outer space and impacts on the Moon's surface?

B) A space probe is fired as a projectile from the Earth's surface with an initial speed of 1.66 104 m/s. What will its speed be when it is very far from the Earth? Ignore atmospheric friction and the rotation of the Earth.

m/s

Reference no: EM13488082

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