Force and Motion

What is friction?

• Force that opposes motion

• Force that increases speed

• Force that causes motion

• Force that attracts objects

Which of the following is an example of friction?

• Walking on a slippery surface.

• Blowing air on a piece of paper.

• Pouring water into a glass.

• Rubbing your hands together

What is Magnetism?

• a force that repels objects away from each other.

• a force that attracts objects towards each other.

• a force that only affects large objects.

• a force that only exists on Earth.

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Which of the following is an example of gravity?

• The force that pulls objects down to earth

• The force that creates sound waves.

• The force that causes objects to float in water.

• The force that pushes objects away from each other.

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What is force?

• Force is a push or a pull

• Force is a measure of an object's weight.

• Force is a form of energy.

• Force is a property of matter.

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Which of the following is an example of force?

• Pushing a grocery cart

• an astronaut in space

• A speeding car

• a sitting ball

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What is motion?

• Change in speed of an object over time.

• Change in shape of an object over time.

• Change in color of an object over time.

• Change in position of an object over time.

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Which of the following is an example of motion?

• car moving on a road

• bird flying in the sky

• book sitting on a shelf

• tree growing taller

Which force causes a ball to roll downhill?

• friction

• magnetism

• electricity

• gravity

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Which force opposes the motion of a car on a rough road?

• gravity

• inertia

• magnetism

• friction