0.05 kg bullet is fired to the north from a 4.0 kg rifle that is initially at rest. The

bullet leaves the rifle with a momentum of 20 Ns. Determine the total momentum of the bullet-and-rifle before the bullet is fired?

The easiest time to install conduit is when you're A. removing a circuit from a breaker panel. B. snaking wire through finished walls. C. wiring new construction with open walls. D. converting a fuse box to a breaker panel.

An astronaut is in space with a baseball and a bowling balL The astronaut gives both objects an equal push in the samedirection.

Which is a source of direct current

If a woman pushes a box for 3 meters and does 600J of work, how much work does the box do?

What is the difference between charles law and boyle's law?

Which equation represents the total energy of a system?

The weight of a 100 N laser printer is spread over 0.5m2. What is the pressure it exerts? A) 50 N/m2 B) 200 N/m2 C) 500 N/m2

Comparing and contrasting ionic and covalent bonds?

Elevation above sea level is called

The train traveled 500 kilometers north to Odessa in 2 hours. What's the train's speed? What is the velocity?