First,according to
S=V0*t-1/2gt*2 (1)
Ten take the data to (1)
You can access to the answer easily,
S=40 meters
Are you satisfied with this answer?
You throw a ball straight up in the air.The instant after leaving your hand the ball’s speed is 3
You throw a ball straight up in the air.The instant after leaving your hand the ball’s speed is 3
You throw a ball straight up in the air.The instant after leaving your hand the ball’s speed is 30 m/s.Ignoring the effects of air resistance,predict how fast the ball is traveling 2 seconds later?Where is it at this time?
You throw a ball straight up in the air.The instant after leaving your hand the ball’s speed is 30 m/s.Ignoring the effects of air resistance,predict how fast the ball is traveling 2 seconds later?Where is it at this time?
其他人氣：729 ℃時(shí)間：2020-04-08 08:45:59
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