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Basic terminology for Matter
Question | Answer |
---|---|
Matter | Anything that has mass and volume |
Mass | Amount of material in an object; measured in grams |
Volume | Amount of space an object occupies; measured in mL or cm^3 |
Substance | Material made of only one thing; it is pure |
Element | Substance made of only one kind of atom; each atom has same # protons |
Compound | Substance made of 2 or more elements chemically combined in a fixed ratio |
Atom | smallest particle of an element |
Molecule | smallest particle of a compound |
Mixture | Two or more substances physically combined |
Homogeneous mixture | mixture with uniform distribution; a solution |
Heterogeneous mixture | mixture with uneven distribution |