The variables and affect the gravitational force between objects

If you touch a hot light bulb and get burned, that is an example of a. radiation b. convection c. conduction

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.

Sunidhi made a study chart about changes in states of matter. which headings best complete the chart?