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Unit 1 Matter
Term | Definition |
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matter | anything that has mass and takes up space. |
mass | a measure of the amount of matter in an object . |
weight | a measure of the gravitational force exerted on an object its value can change with the location of the object in the universe. |
volume | the amount of that an object take up, or occupies. |
density | the ratio of the mass of a substance the volume of the substance. |
physical property | a characteristic of a substance that not involve a chemical change, such as density. color. or |
chemical property | a property of matter that describe a substance`s ability to participate in chemical reaction |
physical change | a change of matter from one form to another without a change in chemical properties. |
chemical change | a change that occurs when one or more substances change into entirely new substance with different properties. |
low of conservation of mass | states that in ordinary chemical and physical change mass is not created or destroyed but is only transformed into different substances. |