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Unit 2


Boiling point The point at which matter changes from liquid to a gas.
Chemical change Change in one or more substance, caused by a reaction, that forms new and different substances.
Conservation of matter A law that states that matter cannot be made or destroyed; however, matter can change into a new form.
Freezing point The temperature at which matter is changed from a liquid to a solid.
Matter Anything that takes up space.
Melting point The temperature at which matter changes from a solid to a liquid.
Mixture A combination or two or more different substances in which the substances keep their identities.
Physical change A change in which the shape or form of the substance changes, but the substance still has the same chemical makeup.
Physical properties Anything that you can observe about an object by using one or more your senses.
Solution A mixture that has the same composition throughout because all its parts are mixed evenly.
Created by: AWesthoff