SOME NATURAL PHENOMENA: LIGHTENING

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What is lightning?

Back

Lightning is a natural electrical discharge of very short duration and high voltage between a cloud and the ground, or within a cloud.

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What is the charge of an electron?

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Electrons are negatively charged particles.

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What happens when two opposite charges come near each other?

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They attract each other.

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What happens when two like charges come near each other?

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They repel each other.

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What is required for electric current to flow between two bodies?

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The two bodies must be connected by a conductor, such as copper wire.

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What is static electricity?

Back

Static electricity is the buildup of electric charge on the surface of objects.

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What is the role of a lightning rod?

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A lightning rod is a metal rod mounted on a structure to protect it from lightning strikes by directing the electrical discharge safely to the ground.

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What is thunder?

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Thunder is the sound produced by the rapid expansion of air heated by lightning.

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What is the difference between AC and DC current?

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AC (Alternating Current) changes direction periodically, while DC (Direct Current) flows in one direction.

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What is a conductor?

Back

A conductor is a material that allows electric current to flow through it easily, such as metals like copper.