Ared ball is dropped from rest at a height of 7.20 m. a blue ball at a height of 11.2 m is thrown down at the same instant at 6.00 m/s. how long does it take the blue ball to catch up with the red ball?

State the right hand rule of the direction of magnetic field in a conductor carrying current

Match each scenario to the form of energy it represents

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.