Jim thinks that the more air pressure in a ball, the higher it will bounce. He collects some balls and an air pump with a pressure gauge. How should Jim
test this?
1 point
a. Bounce balls with different amounts of force from the same height
D b. Bounce balls having different air pressures from the same height
c Bounce balls having the same air pressure at different angles from the floor.
d Bounce balls having the same amount of air pressure from different heights