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2.1-2.2 vocab
Term | Definition |
---|---|
matter | is anything that takes up and has mass |
atom | is a small particle that is the building block of matter |
substance | is matter with composition |
element | is a substance made up of only one atom |
molecule | is two or more atoms that are held together by chemical bonds |
compound | is a substance made of two or more elements that are chemically joined in a specific combination. |
mixture | is matter that can vary in composition |
heterogeneous mixture | is the mixture substances are not evenly mixed |