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A 50.0 Kg crate is being pulled along a horizontal smooth surface. The pulling force is 10.0 N and is directed 20 degrees above the horizontal. What is the acceleration of the crate?

The diameter of the moon is 3.78x10^6 m. It subtends an angle of 0.00982 radians at the surface of the Earth. How far is the Moon from the Earth?

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