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Science 8
Year Review
| Question | Answer |
|---|---|
| What is matter? | Matter is anything that has mass & volume |
| What is mass? | Mass is the quantity of matter that a substance contains. |
| Soild to gas | Sublimation |
| Solid to liquid | Melting |
| Liquid to solid | solidfication |
| Gas to solid | Geposition |
| Gas to liqud | Condention |
| liqued to gas | boiling (fast) or evaporation (slow) |
| What is a force | A force is a pull or a push that acts on an objecet |
| Friction Force | To slow down or stop motin by two cerfices sliding past each other |
| What is Fluid | Is any form of matter that can flow liqued & gases are fluids |
| When you add energy what happens to the particales | they spread apart |