CollisionInitial velocity: Object AInitial velocity: Object BEffect: Object A  Effect: Object B
 Force strength/
direction:
Object AForce strength/
direction:
Object BTrial 15 cm/s right0 cm/s

Trial 25 cm/s right2 cm/s left

Trial 35 cm/s right2 cm/s right

 

Which word expression describes how much to calculate pressure

Atennis player used a tennis racket to hit a tennis ball with a mass of 0.25 kg with a force of 5.25 newtons. how does the force the tennis racket exerted on the tennis ball compare with the force the tennis ball exerted on the tennis racket? a. the force of the tennis racket on the tennis ball is equal in magnitude and opposite in direction to the force the tennis ball exerted on the tennis racket. b. the force of the tennis racket on the tennis ball is equal in magnitude and in the same direction as the force the tennis ball exerted on the tennis racket. c. the force of the tennis racket on the tennis ball is less in magnitude and in the same direction as the force the tennis ball exerted on the tennis racket. d. the force of the tennis racket on the tennis ball is greater in magnitude and opposite in direction as the force the tennis ball exerted on the tennis racket.

The ampere is a unit of which physical quantity?