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unit 3 lesson 1
physical properties of matter
| Term | Definition |
|---|---|
| matter | anything that has mass and takes up space |
| temperature | the average energy of motion of particles in matter, we feel it as hot or cold |
| volume | the amount of space something takes up |
| liquid | a substance with a definite volume but no definite shape |
| gas | a substance with no definite volume and no definite shape |
| solid | a substance with a definite volume and a definite shape |
| relative density | determines whether a substance will sink or float |
| less dense | another way to say it is floating |
| more dense | another way to say it is sinking |
| solubility | the ability to dissolve in another substance |
| mixture | a combination of two or more substances that keeps their identities |
| solution | a type of mixture that has the same composition throughout |
| sieve | a science tool used to separate smaller objects from larger objects, such as sand from shells |
| filter | a science tool used to separate very small objects from larger objects, such as salt water from pepper |
| boil/ evaporation | what will we do to separate salt from water? |
Created by:
Wranglers
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