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state matter
9/26/2023 science voclubarly
Term | Definition |
---|---|
Solid | Atoms are packed tightly, vibrate in place. Has a definite shape, volume, and mass. |
Liquid | Atoms touch, but can slide past each other. Definite mass and volume; no definite shape. |
Gas | Atoms expand to fill the container. Definite mass; no definite shape or volume. |
Thermal Energy | Heat |
Phase Change | Adding to or taking thermal energy from a state of matter. |
Temperature | most substances can exist as a solid, liquid or gas depending on this. |
Thermal Expansion | the tendency of matter to change in shape, volume, and area in response to a change in temperature. |