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Ch 2.3-4
| Term | Definition |
|---|---|
| Change | when something becomes different over time |
| collision | the moment when two objects hit each other |
| equilibrium | a balanced state in which a system is stable, such as when two or more samples are at the same temperature |
| stability | when something stays mostly the same over time |
| thermal energy | the total kinetic energy of all the molecules that make up a sample |
| transfer | to move from one object to another or one place to another |