click below
click below
Normal Size Small Size show me how
Topic 1 Matter
Savvas T1 Lessons 1,2,3
Term | Definition |
---|---|
matter | anything that has mass and takes up space |
substance | a single kind of matter that always has a specific composition |
physical property | is a characteristic that can be observed without changing the matter |
chemical property | a characteristic that describes something's ability to become something else |
atom | is the basic unit of from which all matter is made- it is the smallest unit of an element that maintains the properties of that element |
elements | a pure substance that cannot be broken down into any other substance |
molecule | a group of two or more ATOMS held together by chemical bonds |
compound | a SUBSTANCE made of two or more elements that are chemically combined |
mixture | made or two or more substance that are in the same place at the same time |
mass | amount of matter in an object |
weight | a measure of the force of gravity on an object |
volume | the amount of space matter takes up |
physical change | alters the form or appearance of matter |
chemical change | produces one or more new substances |