Question
click below
click below
Question
Normal Size Small Size show me how
science words
vocab words
Question | Answer |
---|---|
physical change | Alters the form or appearance of matter but dose not turn any substance in the matter into a different substance. |
chemical change | A change in matter that produces one or more new substances is a _______ or chemical reaction. |
law of conservation of mass | The fact that matter is not created or destroyed in any chemical or physical change. |
temperature | A measure of how hot or cold something is. |
thermal energy | The total energy of motion of all of the particles in an object. |
endothermic change | _the melting of ice is an _______ _______ a change in which energy is absorbed. |
exothermic change | Releases energy. |
chemical energy | The energy stored in the chemical bounds between atoms is a form of energy. |