Science Vocabulary Flashcards

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Atoms

Back

Tiny particles that make up everything around us, consisting of a nucleus with protons and neutrons, surrounded by electrons.

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Boiling

Back

The rapid vaporization of a liquid when heated to its boiling point, turning it into gases.

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Boiling Point

Back

The unique temperature at which a substance changes from a liquid to a gas at a given pressure.

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Chemical Change

Back

A process that results in the formation of new substances with different properties, involving the breaking and forming of chemical bonds.

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Chemical Reaction

Back

A process where substances (reactants) transform into new substances (products) with different properties through chemical bonds.

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Compounds

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Substances formed when two or more different atoms chemically bond together, having properties different from the elements that make them up.

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Condensation

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The process by which a gas turns into a liquid.

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Conserved (Conservation)

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The principle that certain properties, such as mass and energy, remain constant during physical and chemical changes.

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Density

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The mass per unit volume of a substance; how tightly packed particles are within a substance.

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Elements

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Pure substances made of only one type of atom, not broken down into simpler substances by ordinary chemical means.