8 terms

Physical Changes and Chemical Changes Vocab

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physical change
A type of change that involves the physical properties of a substance
chemical change
Process by which substances are changed into different substances with different properties
phase change
A change of the state of matter (solid, liquid, gas, plasma)
Law of Conservation of Mass
states that matter cannot be created nor destroyed it is only recombined in a different way
reactants
the substances that react in a chemical reaction (chemical change)
products
the end result of a chemical reaction (chemical change)
chemical reaction
A change in which one or more substances are converted into new substances.
chemical equation
A short, easy way to show a chemical reaction, using symbols.

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