Science Terms and Definitions

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Boiling Point

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The temperature at which a liquid turns into vapor.

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Chemical Energy

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Energy stored in the bonds of chemical compounds, released during a chemical reaction.

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Condensation

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The process by which a gas turns into a liquid when cooled.

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Conduction

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The transfer of heat through direct contact between particles within a substance.

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Conductor

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A material that allows the flow of electric current or heat.

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Conservation of Energy

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A principle stating that energy cannot be created or destroyed, only transformed.

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Convection

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The transfer of heat through the movement of fluids (liquids and gases).

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Electrical Energy

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Energy caused by the movement of electrons; used to power devices.

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Electromagnetic Energy

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Energy that travels in waves and includes visible light, radio waves, and X-rays.

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Electromagnetic Waves

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Waves of energy that have both electric and magnetic fields.