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science quizz
| Question | Answer |
|---|---|
| is the average amount of energy of motion if each molecule of a substance | temperature |
| a thin glass tube that contains a liquid usually mercury or colored alcohol | thermometer |
| celsius freezes at____ and boils ____ | freezes at oF and boils at 100 |
| fahrenheit freezes at ____ and boils at ____ | 32F and 212F |
| mercury freezes at ____ and boils at ____ | -38F and 647F |
| what is the symbol for mercury? | hg |
| alcohol freezes at ___ and boils at ____ | -144F and 148.5F |
| more heat =? | more energy |
| the direct transfer of heat by touching ; an objeect with fast moving molecules (hot) transfers its energy to an object with slow moving molecules (cold)when the 2 objects touch | conduction |
| are both liquids and gases -_____have the ability to flow air is a gas so it can flow water is a liquid so it can flow | fluids |
| the transfer of heat by the movement of a fluid warm fluid rise and cool fluids sink | convection |
| heat from the bottom of the oven rises to the top of the oven and forces the cool air at the top to sink to the bottom | convection oven |
| heat before | preheat |
| what causes most of the heat in the atmosphere | convection |
| movement or flow of a fluid in a specific direction | current |
Created by:
bostonceltics18
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