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what is a newton?

a the unit in which force is measured
b a force that pulls objects toward the ground
c a non-contact force
d a force that changes the motion of an object
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a tennis player swings and hits the ball away. How does the force of the tennis racket affect the motion of the ball?

a it changes the direction of the ball but not the speed
b it changes the speed of the ball but not the direction
c it does not change the speed or the direction of the ball
d it changes both the direction and the speed of the ball
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a net force is applied to a moving object. Which statement best describes the effect of the force?

a the force will cause the object to come to a stop
b the force will cause a change in the direction of the object
c the force will cause the speed of the object to increase
d the force will cause a change in the momentum of the object
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what is the momentum of an object?

a the rate of change in the velocity of an object
b the net force acting on the object
c the state of motion of an object with mass
d the velocity of the object
Answered by GPT 3.5
a. the unit in which force is measured
Answered by GPT 3.5
d. it changes both the direction and the speed of the ball
Answered by GPT 3.5
d. the force will cause a change in the momentum of the object
Answered by GPT 3.5
a. the rate of change in the velocity of an object