A pitcher claims he can throw a baseball with as much momentum as ...

[olgavictoria]

A pitcher claims he can throw a baseball with as much momentum as a 3.00-g bullet moving with a speed of 1 500 m/s. A baseball has a mass of 0.145 kg. What must be its speed if the pitcher's claim is valid?

Question 2

When the rate of burn and the exhaust velocity are constant, a rocket ascends with
 a. decreasing acceleration.
  b. decreasing velocity.
  c. constant velocity.
  d. constant acceleration.
  e. increasing acceleration.

[janeli1]

Answer to Question 1

31.0 m/s

Answer to Question 2

E

[olgavictoria]

Excellent

[isabelt_18]

Gracias!