# Honors Physics

posted by .

0.5 kg ball at the peak of the kick 16.6 m above the field had a kinetic energy of 35.4 J. How fast was the ball booted by the player on the field?

• Honors Physics -

total energy=mgh+1/2 ke at top

energy at booting= 1/2 m v^2
solve for v at kickoff, as energy at kickoff=total energy at top.

## Similar Questions

1. ### Physics - Projectile Motion

During baseball practice, you go up into the bleachers to retrieve a ball. You throw the ball back into the playing field at an angle of 42deg above the horizontal, giving it an initial velocity of 15m/s. If the ball is 5.3m above …
2. ### math/Right triangle trig

Your favorite team is attempting a field goal. The ball is kicked at an angle of 45 degrees with the field. The ball covers a horizontal distance of 85 inches before the kick is blocked. What is the minimum height the opposing team's …
3. ### Physics

Soccer player kicks a ball down field. The ball's initial velocity is 30 m/s, 30 degrees above horizontal. a) What is the ball's horizontal velocity at the maximum height of the ball's trajectory?

You can infer from the statement: Also like in soccer, the player cannot touch the ball with his/her hands to move the ball forward. In field hockey, however, a player may raise his/her hand in an open, flat position to stop the ball …
5. ### Physics

During a free kick at a soccer playoff game a 0.7 kg ball at the peak of the kick 14.7 m above the field had a kinetic energy of 39.8 J. How fast was the ball booted by the player on the field?
6. ### Physics

During a free kick at a soccer playoff game a 0.5 kg ball at the peak of the kick 16.6 m above the field had a kinetic energy of 35.4 J. How fast was the ball booted by the player on the field?
7. ### Physics

During baseball practice, you go up into the bleachers to retrieve a ball. You throw the ball back into the playing field at an angle of 42° above the horizontal, giving it an initial velocity of 15 m/s. If the ball is 5.3 m above …
8. ### physics

4. Assuming that ball 1 was thrown with an initial velocity of 5 m/s, how far will it land away from the building horizontally?
9. ### PHYSICS

A player kicks a ball at an angle of 37 with the horizontal and with the initial velocity of 14.6m/s. A second player standing at a distance of 30.5m from the first in the direction of the kick starts running to meet the ball at the …
10. ### Physics

During a free kick at a soccer playoff game a 0.5 kg ball at the peak of the kick 14.7 m above the field had a kinetic energy of 34.0 J. How fast was the ball booted by the player on the field?

More Similar Questions