9. Work & Energy
Net Work & Work-Energy Theorem
9. Work & Energy Net Work & Work-Energy Theorem
6PRACTICE PROBLEM
A 2.00-N ball is thrown from the ground upwards to the air. At 10.0 m above the ground, you measure its speed as 20.0 m/s. Calculate the ball's initial speed using the work-energy theorem.
A 2.00-N ball is thrown from the ground upwards to the air. At 10.0 m above the ground, you measure its speed as 20.0 m/s. Calculate the ball's initial speed using the work-energy theorem.