click below
click below
Normal Size Small Size show me how
Week Four 9/10
| Term | Definition |
|---|---|
| Thermometer | Measures temperature |
| Weight | The measurement of the pull of gravity of an object |
| Gravity | A force that pulls towards the center of a heavenly body |
| Physical Properties | A characteristic of a substance that can be measured or observed |
| Phases of Matter | Solid, liquid, gas |
| Solid | Has a definite shape and volume and tightly packed molecules |
| Liquid | Does not have a definite shape, changes to the shape of its container, and particles are packed together but not as much as a solid. |
| Gas | Does not have a definite shape or volume, flows easily from one place to another, particles are the least packed together and expand to fill any space available. |
| Evaporation | Water changes into a gas |
| Condensation | Gas changes back into a liquid |