Year 3 forces and magnets

Which force pulls objects towards the ground

• Gravity
• Air resistance
• Magnetism
• Friction

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Which of these surfaces would create the most friction for a cyclist riding their bike?

• Sand
• Concrete
• Polished wood
• Gravel

Which force acts as resistance when one object moves against another?

• Magnetism
• Friction
• Gravity
• Air resistance

You design an experiment to see how far an object moves on ramps of different surfaces. What must you do to keep the test fair?

• Keep the object the same for all of the ramps.
• The ramps must all be the same length.
• The object must have the same starting point each time.
• All of the above.

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What is motion?

• Changing size.
• Holding still
• Moving from one place to another.
• Changing shape.

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How can you test which materials are magnetic?

• See which objects are repelled by a magnet
• See which objects are attracted to a magnet
• See which objects are not affected by a magnet at all.
• Watch the object.

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Which magnets will attract each other?

• North pole + North pole
• South pole + South pole
• One magnet on its own.
• North pole + South pole

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Which magnets will repel each other?

• North pole + North pole

• North pole + South pole

• None of them.

• South pole + North pole

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Which force either attracts or repels objects?

• Gravity
• Friction
• Magnetism
• Air resistance

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The pulling or pushing effect that something has on something else can be described as…

• A thing.
• A force
• A strange movement.
• An action

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