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Ch 12 Lsn. 1 Heat
Study for test on heat
| Question | Answer |
|---|---|
| What always moves from warmer objects to cooler objects | Heat |
| Heat is the random movement of what? | molecules |
| Heat is the transfer of what between substances of different temperatures? | energy |
| When something is heated, what changes? | temperature |
| What is a material that transfers heat energy easily? | conductor |
| What is responsible for bringing heat to our planet? | radiation |
| What is happening when warm water rises in a lake and cold water descends? | convection |
| What can be measured with a thermometer? | temperature |
| What type of matter is the best conductor of heat? | solids |
| A material that does not conduct heat well | insulator |
| What moves heat between objects that are touching? | conduction |
| The ability to move heat through a material | conductivity |
| The vibration of these causes heat. | molecules |