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Chapter 5/2 Chapter
8th gr. science
| Question | Answer |
|---|---|
| Radiation | Heat transfer by radiation takes place with no direct contact between a heat source and an onbject; a transfer of energy through space |
| Conduction | heat transfer within a material or between materials that are touching |
| Convection currents | the movement of a fluid caused by differences in temperature, which transfer heat from one part of the fluid to another |
| convection | a heat transfer by the movement of currents within a fluid |
| density | the amount of mass in a given space; mass per unit volume |