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matter test
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| Question | Answer |
|---|---|
| How is mass measured? | balance scale |
| how is volume measured? | l x w x h or water displacement |
| What are physical properties / 5 seances? | way to describe mater |
| What are the phases of matter? | solid, liquid, gas |
| how do you change a solid to a liquid | add energy |
| liquid to solid | decrease energy |
| freezing point of water | 32f 0c |
| why can't we get to absolute zero | Every thing has to die |
| how do you turn a solid to a gas | add energy |
| boiling point of water | 212 f or 100 c |
| what is absolute zero | when molecules completely stop |
| what is a physical change | Change in size, state, and color |
| what is a chemical change | CHANGE IN MATTER |
| what do I know about molecules | molecules can't be seen by the human eye |
| Which is not a chemical change cooked pancakes or marker on paper | marker on paper |
| Which is not a physical change vinegar and baking soda or ripped paper | vineger and baking soda |
| kool aid, salt in water, bubble bath | can't take them apart |
| salad, trail mix and pebbles in sand | can take them apart |
| has volume and mass | mater!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
| how to check a volume of a ball | waterdisplacement |
| can a gas go to a liquid | !!!!!!!!!!!!!!!!!!!!!!!! yes !!!!!!!!!!!!!!!!! |
| Chemical changes are different from physical because ??????????? |