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Dynamic is movement and motion. (Charini).

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The dynamic movement of a microphone is depicted in this image.

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Sound waves in air and fluids are longitudinal waves because the particles that transport the sound vibrate parallel to its direction.

There are some forms of light waves such as gamma rays, x-rays, infrared light, etc.

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Connection:

Electricity: The flow of electrical power or charge.

Magnetism: The force exerted by magnets when they attract or repel each other.

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Connection, electricity, and magnetism

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What are the causes and effects of connection in electricity and magnetism?