Car 1 of mass 1,715kg is sitting at an intersection. Car 2 of mass 2,780kg read ends Car 1, knocking it forward at 8 m/s. If Car 2 is at rest after the collision, how fast was it going when it hit Car 1?

What can iron filings sprinkled on a piece of paper demonstrate? A. the clockwise motion of the magnetic field B. the counter-clockwise motion of the magnetic field C. the pattern of the magnetic field lines D. the distortion of the magnetic fields

Bumper car A (281 kg) moving +2.82 m/s makes an elastic collision with bumper car B (209 kg) moving - 1.72 m/s. What is the velocity of car B after the collision? (Unit = m/s) Remember: right is +, left is -

Calculate the density of sulfuric acid is 35.4 mL of the acid weighs 65.14 g

1) A capacitor consists of two metal surfaces separated by an electrical insulator with no electrically conductive path through it. Why does a current flow in a resistor-capacitor circuit when the switch is closed?

What is the net force on the loop from the wire if the loop carries a clockwise current i2 = 50 a?

You are at a train station, standing next to the train at the front of the first car. The train starts moving with constant acceleration, and 9.0 s later the back of the first car passes you.

What is an example of water transferring from the atmosphere to the cryosphere?

What is a superconductor?

When you drive from the city to a distant farm, the temperature gets because of the?

How do a joule a watt and a Newton relate to each other