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IP A soccer ball is kicked from the ground with an initial
Chapter 4, Problem 66GP(choose chapter or problem)
Problem 66GP
IP A soccer ball is kicked from the ground with an initial speed of 14.0 m/s. After 0.275 s its speed is 12.9 m/s. (a) Give a strategy that will allow you to calculate the ball's initial direction of motion, (b) Use your strategy to find the initial direction.
Questions & Answers
QUESTION:
Problem 66GP
IP A soccer ball is kicked from the ground with an initial speed of 14.0 m/s. After 0.275 s its speed is 12.9 m/s. (a) Give a strategy that will allow you to calculate the ball's initial direction of motion, (b) Use your strategy to find the initial direction.
ANSWER:
Step 1 of 3
The initial velocity of the ball was: .
The time after which we checked the velocity again is: .
The final speed is: .
We need to find the angle at which the projectile is fired.