click below
click below
Normal Size Small Size show me how
Heat transfer
| Question | Answer |
|---|---|
| heat from the sun | radiation |
| absorption | radiation |
| metal sat buckle becomes too hot to touch | conduction |
| water boiling | convection |
| is wood an insulator or conductor? | insulator |
| is metal an insulator or conductor? | conductor |
| cool air _________, and warm air ________. | sinks, rises (convection) |
| how a stove heats | conduction |
| how a microwave heats | radiation |
| conduction | Heat energy is transferred when molecules within a substance collide. |
| requires no medium for transfer | radiation (electromagnetic waves) |
| convection | Heat is transferred because of density differences. |
| Conduction is the transfer of heat energy by _________. | molecular contact (direct contact) |
| radiation | Heat energy is transferred in waves. |
| Energy transferred through a fluid or gas where hot rises and cold sinks. | convection |
| another name for heat | thermal energy |