# physics

A 70.5kg football player is gliding across very smooth ice at 2.05m/s . He throws a 0.470kg football straight forward.

What is the player's speed afterward if the ball is thrown at 14.5m/s relative to the ground?

What is the player's speed afterward if the ball is thrown at 14.5m/s relative to the player?

1. 👍 0
2. 👎 0
3. 👁 453
1. 14
22

1. 👍 0
2. 👎 0

## Similar Questions

1. ### Statistics

Suppose a basketball player is an excellent free throw shooter and makes 90% of his free throws (i.e., he has a 90% chance of making a single free throw). Assume that free throw shots are independent of one another. Suppose this

2. ### Physics

A 69.5kg football player is gliding across very smooth ice at 2.15m/s . He throws a 0.470kg football straight forward. A) What is the player's speed afterward if the ball is thrown at 16.0m/s relative to the ground? B) What is the

3. ### physics

a football player runs at 8 m/s and plows into a 80 kg referee standing on the field causing the referee to fly forward at 5 m/s. if this were a perfectly elastic collision, what would the mass of the football player be?

4. ### Physics

A football player kicks a field goal, launchingthe ball at an angle of 48" above the horizontal. During the kick, the ball is in contact with the player's foot for 0.045 s, and the ball's acceleration is 290 m/sz. Vvhat is the

1. ### Math

A basketball player made 63 out of 100 attempted free throws.What percent of free throws did the player make

2. ### Physics

Olaf is standing on a sheet of ice that covers the football stadium parking lot in Buffalo, New York; there is negligible friction between his feet and the ice. A friend throws Olaf a ball of mass 0.400 kg that is traveling

1. A football player pushes a dummy forwards at a constant 0.85m/s for 11m using 7150 J of energy. The dummy has a mass of 120 kg. Find the force the football player exerts, find the frictional force the dummy exerts. - for my

4. ### physical science

during a football game two players try to tackle another player.one player applies a force of 50.0 n to the east. a second player applies a force of 120.0 n to the north . what is the total applied force?and what is themagnitude

1. ### english

Which sentence BEST combines the ideas shown below? (I put an arrow on the one I think the answer is) --->A.The football player did not seem seriously injured. As a precaution, the trainers moved him carefully. B.The football

2. ### physics

An 85 kg football player traveling 4.7 m/s is stopped in 1.0 s by a tackler. What is the original kinetic energy of the player? (I tried using 1/2 m v^2 but that doesn't seem to be right. How do I manipulate the formula?) What

3. ### Algebra2

write an equation to represent the situation: if a player made 12 out of 15 free throws, how many consecutive free throws would she have to make to raise the percent to 85%.

4. ### physical science

A football player picks up.the football runs with it and throws it to a teammate, during which of these actions is work being done on the football?