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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 |