an archer shoots an arrow straight upward with an initial speed of 50.0 m/s. after a certain amount of time, the arrow reaches its maximum height, h, above the point at which she released the arrow. the archer aims the arrow at an angle of 45 degrees to the horizontal and shoots the arrow at the same speed. ignore the effects of air resistance.
a) indicate which arrow, if either, reaches its max height more quickly? Justify your answer
b) indicate which arrow, if either, has the greatest vertical velocity at its max height? Justify your answer
c) sketch a velocity-time graph representing the vertical velocity of the arrow shot at an angle of 45 degrees.
d) indicate which arrow, if either, has the greatest vertical acceleration at its max height? Justify your answer
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