At a certain instant, the earth, the moon, and a stationary 1010 kg spacecraft lie at the vertices of an equilateral triangle whose sides are 3.84×105km in length. Part A Find the magnitude of the net gravitational force exerted on the spacecraft by the earth and moon. Express your answer to three significant figures. F = N Request Answer Part B Find the direction of the net gravitational force exerted on the spacecraft by the earth and moon. State the direction as an angle measured from a line connecting the earth and the spacecraft. Express your answer to three significant figures. nothing ∘ Request Answer Part C What is the minimum amount of work that you would have to do to move the spacecraft to a point far from the earth and moon? You can ignore any gravitational effects due to the other planets or the sun. Express your answer to three significant figures.