Force & Motion

What is a force that pulls objects down?

• Friction

• Gravity

• Resistance

• Tension

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Which force is responsible for slowing down a skydiver as they fall?

• Gravity

• Friction

• Air Resistance

• Magnetism

What happens to an object when it moves on a rough surface?

• It speeds up

• It slows down

• It stays the same speed

• It flies off

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Which force can both attract and repel objects?

• Gravity

• Friction

• Magnetism

• Tension

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Why does a kite slow down when flying in the air?

• Because of gravity pulling it down

• Because of air resistance pushing on it

• Because of magnetism

• Because of tension in the string

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Explain why a person does not fall off a tightrope easily.

• Because gravity is not acting on them

• Because the rope is very strong

• Because tension in the rope slows gravity down

• Because they are very light

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What type of surface allows objects to move quickly?

• Rough surface

• Smooth surface

• Sticky surface

• Bumpy surface

How does friction affect the motion of objects?

• It speeds them up

• It slows them down

• It makes them fly

• It has no effect

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Describe how a parachute helps a skydiver land safely.

• It increases gravity

• It reduces air resistance

• It increases air resistance

• It makes the skydiver lighter

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What is the role of tension in balancing on a tightrope?

• It pulls the person down

• It pushes the person up

• It slows down the effect of gravity

• It makes the rope longer