Four arrows, all with the same shape and size, are shot directly upward. Ignore the effect of air resistance, but the arrows have different masses and are fired with different speeds. Rank them from highest to lowest in terms of the greatest height that they will reach. (Use only ">" or "=" symbols. Do not include any parentheses around the letters or symbols.) mass = 0.125 kg, vinitial = 18.0 m/s mass = 0.0500 kg, vinitial = 16.0 m/s mass = 0.100 kg, vinitial = 20.0 m/s mass = 0.0750 kg, vinitial = 22.0 m/s

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Static and Kinetic Friction

Kinetic friction comes into existence when there are moving surfaces means in other words we can say that the force which comes into existing between moving surfaces is known as kinetic friction.