Basic Science Terms

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Atom

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The smallest unit of a chemical element, consisting of a nucleus and one or more electrons.

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Energy

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The capacity to do work or produce change, existing in various forms such as kinetic, potential, thermal, etc.

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Evaporate

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The process by which a liquid turns into a gas, often under the influence of heat.

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Gas

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A state of matter without a defined shape or volume, composed of molecules in constant random motion.

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Liquid

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A state of matter with a definite volume but no fixed shape, able to flow and conform to the shape of its container.

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Matter

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Anything that has mass and takes up space, existing in states such as solid, liquid, and gas.

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Melt

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The process of changing from a solid to a liquid state, usually by the application of heat.

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Solid

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A state of matter characterized by structural rigidity and resistance to changes in shape or volume.

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State

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A distinct form in which matter can exist, primarily solid, liquid, and gas.

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Temperature

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A measure of the average kinetic energy of the particles in a substance, indicating how hot or cold the substance is.