• For a building, 5 meters compute the time required for the ball to fall to the ground while experiencing acceleration due to
gravity (g=9.8m/s2).
• How fast was the ball traveling when it hit the ground?

Two point charges are separated by a certain distance. how does the strength of the electric field produced by the first charge, at the position of the second charge, change if the second charge is doubled? a. the field does not change b. the field strength decreases by half. c. the field strength doubles d. the field strength quadruples