# physics

posted by .

What is the magnitude of the momentum of a baseball (m = 1.450 kg) traveling at a speed of 102 mi/h? Express your answer in SI units.

I am unsure where to start

• physics -

convert mi/hr into meters/sec.

102 miles/hr in m/s

• physics -

P = mv
P = 1450(kg) x 102(m/s) = 147900 (kg m/s)

## Similar Questions

1. ### physics

A 0.01-kg baseball traveling in a horizontal direction with a speed of 12 m/s hits a bat and is popped straight up with a speed of 15 m/s. (a) What is the change in momentum (magnitude and direction) of the baseball?
2. ### physics

What is the magnitude of the momentum of a car weighing 1,555 N when it is moving at a speed of 23 m/s?
3. ### ap physics

A 0.150kg baseball traveling with a horizontal speed of 4.50 m/s is hit by a baseball bat and then moves with a speed of 34.7 m/s in the opposite direction. What is the change in the ball's momentum?
4. ### physics

A pitcher claims he can throw a 0.146 kg baseball with as much momentum as a 3.37 g bullet moving with a speed of 15238 m/s. What must be its speed if the pitcher’s claim is valid?
5. ### phy3

A 0.01-kg baseball traveling in a horizontal direction with a speed of 11 m/s hits a bat and is popped straight up with a speed of 15 m/s. (a) What is the change in momentum (magnitude and direction) of the baseball?
6. ### Physics B

Part 1 Calculate the magnitude of the linear momentum for each of the following cases: A proton with mass 1.67×10 −27 kg moving with a speed of 5.24 × 10 6 m/s. Answer in units of kg · m/s Part 2 A 15.1 g bullet moving with …
7. ### Physics B

Part 1 A pitcher claims he can throw a 0.167 kg baseball with as much momentum as a 2.43 g bullet moving with a speed of 87735 m/s. What must be its speed if the pitcher’s claim is valid?
8. ### physics

A baseball has a mass of about 155 g. What is the magnitude of the momentum of a baseball thrown at a speed of 95 mph?
9. ### Physics

Please help! A young girl with mass 42.5kg is sliding on a horizontal, frictionless surface with an initial momentum that is due east and that has magnitude 94.0kg * (m/s) . Starting at 0s , a net force with magnitude F=( 8.10N/s )*t …
10. ### Physics

A 0.118 kg baseball traveling with a horizontal speed of 3.14 m/s is hit by a bat and then moves with a speed of 33.7 m/s in the opposite direction. What is the magnitude of the change in the ball's momentum?

More Similar Questions