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WorksheetsUnit 3: Forces Review
Total questions: 35
Worksheet time: 19mins
What is defined as a push or pull on an object?
Force
Motion
Vector
Speed
This type of force resists motion between two surfaces that are pressed together
If the net force is equal to zero, the forces acting on the object are
balanced
unbalanced
Balanced forces do not change the object's speed or
Jonny and Patty are pushing against a basketball. Both of them push against the ball on opposite sides with a force of 20 N to keep the ball still. What is the net force?
What does Newton's first law say?
Momentum is a force of moving objects
Force is equal to mass times acceleration
An object will remain at rest or move constant speed unless it is acted upon by an outside force
Which object will most likely move farthest with only 3 newtons of force?
A paper clip
A computer
Your science book
A tissue box
___________ is a measure of the amount of matter in an object.
Gravity
Weight
Mass
Which law states that for every action there is an equal and opposite reaction?
1st Law
2nd Law
3rd Law
Which law states that an object at rest stays at rest and an object in motion stays in motion unless an unbalanced force acts on it?
1st Law
2nd Law
3rd Law
Which activity would BEST demonstrate Newton's law of Inertia?
A plate sits on a table top.
A lady pushes a grocery cart.
A child jumps on a trampoline.
A boy swings a baseball bat.
Which activity would BEST demonstrate the Law of Action/Reaction?
A car traveling down the road.
A rocket launching to space.
A soccer ball sitting on the ground.
A lady pushing a grocery cart.
Which activity would BEST demonstrate the Law of Force and Acceleration?
A lady pushes a grocery cart.
A boy swings a baseball bat.
A soccer ball sits on the ground.
A rocket launches into space.
What is the name of Newton's 1st Law of Motion?
Law of Force and Acceleration
Law of Action / Reaction
Law of Inertia
When there is an INCREASE in MASS of an object you will have a DECREASE in ______________.
friction
acceleration
force
gravity
Mary is riding in a car when the driver suddenly slams on the brakes. Mary is jerked forward out of her seat. This is an example of which law of motion?
2nd Law
1st Law
3rd Law
A jellyfish swims through the water by pulling in water and then pushing the water back out in the opposite direction. This is an example of which law of motion?
1st Law
2nd Law
3rd Law
Billy pushes his little brother on a sled through the snow. He then tries to push his father on the the same sled. He noticed that it was much harder to push his father. Which law is this an example of?
1st Law
2nd Law
3rd Law
Which law is this picture an example of?
1st Law
2nd Law
3rd Law
Beth's bike remains stopped at the intersection until she begins pedaling again. Which law is this an example of?
1st Law
2nd Law
3rd Law
Ted is playing with a yoyo outside. When he pushes the yoyo downward it returns back to him with the same force. Which law is this an example of?
1st Law
2nd Law
3rd Law
Which law is this picture an example of?
1st Law
2nd Law
3rd Law
Which law is this picture an example of?
Law of Inertia
Law of Force and Acceleration
Law of Action / Reaction
According to Newton’s second law of motion, force is equal to mass times ______________________.
inertia
weight
acceleration
direction
