Chapter 1 Marine Science

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element

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a substance that cannot be chemically broken down into a simpler substance

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compound

Back

a substance containing two or more elements chemically bonded together

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molecule

Back

a group of atoms coventantly bonded together

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atom

Back

the smallest particle an element can be divided into and still be the same substance

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kintetic particle theory(particle theory)

Back

the theory of how particles (such as atomsans molecules) move in relation to each other and teh amount of energy within the system

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water vapour

Back

gaseeous phase/ state of water; produced when liquid water evaporates or boils

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proton

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a positively charged subatomic particle contained when ghe nucleus of an atom

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neutrons

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a neutral subatomic particle contained within the nucleus of an atom

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electron

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a negatively charged subatomic particle that orbits the nucleus of an atom

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nucleus

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the positively charged central core of an atom that is made of protons and neutrons