Aroller coaster car is traveling down a track at 22 m/s. the car has a mass of 2000 kg. what is the kinetic energy of the car?
use the formula
question 9 options:
968,000 j
484,000 j
44,000 j
22,000 j

During a medieval siege of a castle, the attacking army uses a trebuchet to hurl heavy stones at the castle walls. if the trebuchet launches the stones with a velocity of at an angle of 50.0°, (a) how long does it take the stone to hit the ground? (b) what is the maximum distance that the trebuchet can be from the castle wall to be in range? (c) how high will the stones go? show all your work.

Newtons view of arrangement of the universe. don't copy from anywhere.

When you hold a rectangular object, how does the area of the side that is resting on your hand affect the pressure and the force that the object exerts?