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8th Science Vocabulary Review

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Across
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Positive particles of atoms
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Uses bars to show magnitude of the data
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Shows trends in data
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Fuel made from living things
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Variable affected by changes in independent variable
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Is made up of only one kind of atom or molecule and cannot be separated into its parts by physical means
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A group used as a standard of comparison in an experiment
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Any compound that increases the number of hydronium ions when dissolved in water
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The reaction of an acid and a base to form a neutral solution of water and a salt
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Any compound that increases the number of hydroxide ions when dissolved in water
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A possible testable answer or explanation
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Negative particles of atom that move around the outside of the nucleus
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Instrument used to measure force
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Series of steps that a scientist follows in order to solve a problem
Down
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The smallest unit of a compound that has all the properties of that compound
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Reveals the details of faraway objects
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Part of atoms found in the nucleus that has no charge
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A wish, conscious or unconscious to have an experiment lead to a certain conclusion
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A pure substance that forms when two or more elements join chemically
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Factor that you deliberately change
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Instrument used to measure volume
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The use of technology to alter or improve living things
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A compound that can reversibly change color depending on conditions such as pH
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A display that shows data as parts of a whole
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Is equal to the number of protons and neutrons in the nucleus of an atom
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The number of protons in an atom
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Basic building blocks of most matter
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A value that is used to express the acidity or basicity of a system