Basic Concepts of Matter

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Substance

Back

A particular type of matter that has the same properties such as wood, plastic, water, or air.

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Particle

Back

A tiny part of matter.

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Atom

Back

The smallest part of matter that has all the properties of its element.

Front

Molecule

Back

Two or more atoms connected together.

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Nucleus

Back

The center of an atom.

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Proton

Back

Positive charged particle in the atom's nucleus.

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Neutron

Back

Particle without charge in the atom's nucleus.

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Electron

Back

Negative charged particle found in the outer shells of an atom's nucleus.

Front

Periodic Table

Back

A table that organizes all elements on Earth.