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chapter 1 revwe
atom and matter
| Question | Answer |
|---|---|
| anything that has mass or takes up space | matter |
| is a small particle that is the building block of matter | atom |
| is a matter with a composition that is always the same | substance |
| is a substance made of only one kind of atom | element |
| is two or more atoms that are held together by chemical bound and acts as a unit | molecule |
| is a substance made of only two or more elements that are chemically joined in a specific combination | compound |
| is matter that can vary in composition | mixture |
| is a mixture not evenly mixed | heterogeneous mixture |
| a mixture evenly mixed | homogeneous mixture |