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ch 12 lesson 1, 2, 3
Term | Definition |
---|---|
substance | is a single kind of matter with certain propertiess. |
mixture | is matter that is made up of two or more substances, or materials, that are physically combined, or mixed. |
filter | is a device or material that traps some substances and allows others to pass through. |
solution | is a special kind of mixture in which two or more substances are so evenly mixed that the separate parts cannot be seen. |
dissolve | means to mix completely with another substance to form a solution. |
alloy | is a solid solution made of at least one metal. |