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Classifying Matter
Term | Definition |
---|---|
Matter | is anything that has mass and takes up space. |
Atom | is a small particle that is a building block of matter. |
Substance | is matter with a composition that is always the same. |
Element | is a substance that consists of just one type of atom. |
Compound | is a type of substance containing atoms of two or more different elements chemically bonded together. |
Mixture | is matter that can vary in composition. |
Heterogeneous Mixture | is a type of mixture in which the individual substances are NOT evenly mixed. |
Homogeneous Mixture | is a type of mixture in which the individual substances ARE evenly mixed. |
Dissolve | means to form a solution by mixing evenly. |
Electron | has a negative charge. |
Proton | has a positive charge. |
Neutron | has a neutral charge. |