During either one, the sun, moon, and Earth are lined up in the same straight line. The difference is whether the moon or the Earth is the one in the "middle".
Answer:
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Explanation:
Calculate the escape velocity for the spacecraft. [G= 6.67×10^-11Nm^2kg^-2, mass of the Earth= 5.97×10^24kg, radius of the Earth= ...
Don't know if this is a True/False questions but that is true
the puck recoils in each case.
larger mass stone gives puck greater recoil, smaller stone, smaller recoil