Car A is moving to the right with a speed of 12 m/s and car B is moving to the left with a speed of 13 m/s. Both cars have a mass of 1100 kg. What is the net momentum of the system consisting of cars A and B? (You may define positive direction to be to the right)

After a big snowfall, you take your favorite rocket-powered sled out to a wide field. the field is 195 m across, and you know that your sled accelerates at a rate of 3.65 m/s2 when the rocket is on. how much time will it take the sled to cross the field starting from rest, assuming the rocket is on the whole time?

Aweight lifter raises a 1600 n barbell to a height of 2.0 meters. how much work was done? w = fd question 6 options: 3000 joules 30 joules 320 joules 3200 joules

Explain the consequences of this addiction to the brain tissue