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Chapter 18
Sound-SSMS
Term | Definition |
---|---|
atom | the smallest part of element |
matter | anything that has mass and takes up space |
element | a separate part or group |
Law of Conservation of Energy | energy cannot be created nor destroyed |
energy transfer | moving energy from one space to another |
substance | a tangible physical matter |
chemical properties | a behavior of a substance when it undergoes a chemical change or reaction |
physical properties | when an object undergoes physical change |