States of Matter and Related Concepts

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States of Matter

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Conditions in which matter can exist, such as solid, liquid, or gas.

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Liquid

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A state of matter in which the particles are touching and are able to move freely to collide and glide past each other.

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Solid

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A state of matter in which molecules vibrate in fixed positions.

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Melt

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To change from a solid to liquid state.

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Freeze

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To change from a liquid to solid state.

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Heat (Thermal Energy)

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A type of energy that results from the increased movement of particles in a solid, liquid, or gas. Heat can be transferred from one object to another.

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Initial

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At the beginning.

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Thaw

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Become liquid or soft as a result of warming.

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Survive

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Continue to live or exist.

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Molecules

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2 or more atoms bonded together.