Object 1 has a velocity of 3 m/s and a mass of 5 kg Object 2 also has a mass of 5 kg but isn't moving Object 1 collides with Object 2 and they move off together. Work out their velocity using the principle of
conservation of momentum
Enter your answer as a number
m/s

Which statement is true for light passing into a medium that is more optically dense than the first medium through which it past

A1000-kg weather rocket is launched straight up. the rocket motor provides a constant acceleration for 16-s, then the motor stops. the rocket altitude 20-s after launch is 510-m. you can ignore any effects of air resistance. a. what was the rocket’s acceleration during the first 16-s? b. what is the rocket’s speed as it passes through a cloud 5100-m above the ground?

What are the three ways that an object can accelerate