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10 Cards in this Set
- Front
- Back
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chemical bond
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the force that holds two atoms together
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chemical change
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a change in matter that produces new substances
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chemical property
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a characteristic that is observed when a substance interacts with another substance
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chemistry
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the study of the properties of matter and how matter changes
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compound
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a substance in which two or more elements are chemically joined in a set ratio
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density
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the amount of mass in a given space mass per unit volume
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electron
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a tiny negatively charged high energy particle that moves in the space around the nucleus of an atom
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element
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a substance composed of a single king of atom that cannot be broken down into other substances by chemical or physical means
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energy
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the ability to do work or cause change
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mass
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a measure of how much matter is in an object
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