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Chapter 13 Matter
| Question | Answer |
|---|---|
| what is a chemical change | when 1 or more substances change into to completely new substances with different properties |
| density | how much mass is in a certain volume of matter |
| matter | anything that takes up space and has mass |
| condensation | the change of state from a gas to a liquid |
| physical change | looks different but its properties stay the same |
| weight | amount of pull gravity has on an object |
| chopping wood | physical |
| chocolate melting | physical |
| candle burning | chemical |
| nail rusting | chemical |
| chemical change= | substance changes into another substance |