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science 1
| Term | Description |
|---|---|
| Weight | The force of gravity on an object |
| Mass | The amount of matter of an object |
| Matter | Anything that has mass and takes up space |
| Volume | The amount of space an item occupies |
| Density | Measure of mass in a given volume mass/volume |
| Atom | Basic particle from with all elements are made |
| Molecule | two or more atoms held together by a chemical bond |
| Physical properties | substances can't be watched by a new substance |
| Chemical Properties | Ability to change into different substance |
| Physical change | does not chance substance |
| Chemical change | substances transform into new substance |
| Laws of conversations | matter is not created or destroyed in chemical or physical change |
| Thermal energy | total energy in motion all properties in a object |
| Chemical energy | energy stored between chemical bonds |