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science
| Question | Answer |
|---|---|
| what is matter | a material that has mass and takes up space |
| what does a melting point do | turns a solid into a liquid |
| what is a atom | its the smallest uni of an element that has properties |
| does a liquid have a defined volume | yes bc it has no defined shape |
| what is gas | a state of matter without any defined volume or shape in whitch atoms or moleclues move about freely |
| what is a physical change | a change in matter |
| what does a chemical change do | changes things into subtances |
| what is a chemical property | the abilty of a substance to change |
| what is a solid | matter with a fixed volume an shape |
| what is liquid | a state of matter with a defined volume but no shape |