What is the SI unit for momentum?

kg•m

kg•m/s

kg•m²/s

Kg•m/s^2

A train rolls past a stationary observer. To him, the train is moving at a speed of 32 m/s west, and a woman on the train is moving 30.8 m/s west. How long does it take the woman to move 8 m relative to the train?

A 6.7 kg object moves with a velocity of 8 m/s. What's its kinetic energy? A. 26.8 J B. 214.4 J C. 167.5 J D. 53.6 J

Mrs. Cooper rides the bus to work one morning. She sits on one of the bench seats and places her purse next to her on the seat. When the bus makes a sharp left turn, what happens to the purse?

A series circuit has a 100-Ω resistor, 4.00-mH inductor and a 0.100-μF capacitor connected across a 120-V rms ac source at the resonance frequency. What is the power dissipated by the circuit

If the mass of an object on Earth is 18 grams, what would the mass of the same object be on the Moon?

Why is it important for engineers to design bumper cars safely

What must her minimum speed be just as she leaves the top of the cliff so that she will miss the ledge at the bottom, which is 1.75 m wide and 9.00 m below the top of the cliff?

Which statement describes how light behaves when it strikes a translucent material? A. Light is scattered. B. Light is transmitted. C. Light is reflected. D. Light is absorbed.

A certain gas is present in a 15.0 l cylinder at 2.0 atm pressure. if the pressure is increased to 4.0 atm the volume of the gas decreases to 7.5 l.

Choose all the answers that apply. To qualify as a planet, a celestial object must: have an irregular shape revolve around the sun orbit in a clear area have enough gravity to have a spherical shape have a satellite