# Force Review: Question Preview (ID: 12136)

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Which of these statements is true about the carts? Cart A has a force of 25 N and Cart B has a force of 50 N
a) When neither cart is moving, it will require more force to move Cart B
b) When both carts have equal velocity, it will require more force to stop Cart A
c) When neither cart is moving, an equal force on each will cause Cart B to have a greater velocity
d) When both carts have an equal velocity, an equal force on each will have the same effect of their

James combines all the forces acting on a tennis ball. He is finding the:
a) Frictional force
b) Net force
c) Gravitational force
d) Inertia force

A cart carrying a load is being pushed with a constant acceleration. Another cart is pushed with twice the force of the first cart and the acceleration remains the same. Which o
a) The mass of the second cart is half the mass of the first cart
b) The mass of the second cart is the same as the mass of the first cart
c) The mass of the second cart is twice the mass of the first cart
d) The mass of the second cart is four times the mass of the first cart

Michael and Sean are playing tug-of-war. Michael pulls with a force of 50 N and Sean is pulling with a force of 60N. Which of these is the net force?
a) 10 N toward Sean
b) 110 N toward Sean
c) 10 N toward Michael
d) 110 N toward Michael

What is the net force on the object below?
a) 5 N left
b) 5 N right
c) 25 N left
d) 25 N right

If the forces acting on a car in motion were unbalanced, any of these could happen except
a) The car might continue at the same speed and direction.
b) The speed of the car might decrease until it stops
c) The car might change its direction of travel
d) The speed of the car might increase

According to Newtonâ€™s second law of motion, force equals mass times _______________
a) Mass
b) Velocity
c) Weight
d) Acceleration

A force of 50 N is applied to a 5kg box with an acceleration of 10 m/s2. What force must be applied to the box to achieve an acceleration of 20 m/s2?
a) 25 N
b) 50 N
c) 55 N
d) 100 N

A force is applied to a box and it moves at a constant acceleration. Which describes the motion of a box with twice the mass of a box with the same force?
a) The second box will have zero acceleration
b) The second box will have half the acceleration of the first box
c) The second box will have the same acceleration as the first box
d) The second box will have twice the acceleration of the first box

To girls are playing soccer and kick the ball at the same time. The ball rolls to the right. Which best describes why the ball rolled?
a) THe girls exerted the same amount of force on the ball
b) The force due to gravity caused the ball to roll to the right
c) One girl exerted more force on the ball than the other girl
d) An upward force by the ground caused the ball to roll to the right

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