Force and Motion Test Science A to Z

Which statement about force and motion is true?

• for every motion there is a force

• for every force there is a motion

• force an motion have the same meaning

• people and nature produce forces, while machines produce motion

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What will an object do if it has inertia?

• it will keep moving until a force acts upon it

• it will stay at rest until a force acts upon it

• it will keep moving or stay at rest until a force acts upon it

• it will keep moving or stay at rest forever

What are Newton's laws of motion?

• rules people must follow when driving a car

• rules that describe how all objects in the universe move

• rules that describe how gravity affects all objects in the universe

• rules that describe how most objects move on Earth

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If a friend bumps into the side of you while skating in a straight line, what will happen to your motion?

• you will stop

• you will speed up

• you will keep skating in a straight line

• you will change direction

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According to Newton's second law of motion, which object will require the most force in order to change its motion?

• the one with the greatest mass and slowest speed

• the one with the greatest mass and fastest speed

• the one with the least mass and slowest speed

• the one with the least mass and greatest speed

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NGSS.MS-PS2-2

Complete this sentence describing Newton's third law of motion:

For every action in one direction, _________________________ .

• an equal force acts in the same direction

• a weaker force acts in the same direction

• an equal force acts in the opposite direction

• a stronger force acts in the opposite direction

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Which task would require the most work?

• carrying a 1 kilogram (2.2 lb.) bucket of water 3 meters (10 ft.)

• carrying a 5 kilogram (11 lb.) bucket of water 7 meters (23 ft.)

• carrying a 1 kilogram (2.2 lb.) bucket of water 7 meters (23 ft.)

• carrying a 5 kilogram (11 lb.) bucket of water 3 meters (10 ft.)

If you pull a rubber band back but don't release it, what kind of energy does the rubber band have?

• kinetic energy

• potential energy

• wasted energy

• motion energy

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NGSS.MS-PS3-2

Rubbing your hands together is an exampleof sliding friction, while a paper plane flying through the air is an example of

• fluid friction

• rolling friction

• solid friction

• heating friction

How are the forces of magnetism and electricity related?

• magnets are made of metal, and metal is electric

• both forces attract certain kinds of metal

• both forces are only produces by people, not found in nature

• magnets can produce electricity, and electricity can turn some metals into magnets

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