Electricity and Magnetism

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What is static electricity?

Back

Static electricity is the build-up of electric charge on the surface of objects, often caused by friction. An example is hair standing up when a balloon is rubbed on it.

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What happens when like charges interact?

Back

Like charges push each other apart.

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What happens when opposite charges interact?

Back

Opposite charges pull on each other.

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What is an insulator?

Back

An insulator is a material that does not allow electricity to flow through it easily. An example is rubber.

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What is a conductor?

Back

A conductor is a material that allows electricity to flow through it easily. An example is copper.

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What is a circuit?

Back

A circuit is a closed path through which electric current can flow.

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What is a battery?

Back

A battery is a device that stores chemical energy and converts it into electrical energy.

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Front

What is a magnet?

Back

A magnet is an object that produces a magnetic field, attracting or repelling other magnets or magnetic materials.

Front

What are the poles of a magnet?

Back

A magnet has two poles: a north pole and a south pole. Opposite poles attract each other, while like poles repel.

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Front

What is the role of a switch in a circuit?

Back

A switch is a device that can open or close a circuit, controlling the flow of electricity.