Heat Transfer Quiz

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1. Radiation:
- Occurs when there is a difference in temperature within a material or between adjacent materials
- Is heat transfer by emission and absorption
- Is heat transfer in a gas or liquid by the circulation of currents from one area or region to another
- None of the above
2. The three modes of heat transfer include:
- Natural convection, forced convection and conduction
- Diffusion, conduction and radiation
- Convection, conduction and radiation
- Absorptance, reflectance and emittance
3. Conduction:
- A. Occurs when there is a difference in temperature within a material or between adjacent materials
- B. Is heat transfer by electromagnetic waves
- C. Is heat transfer by the movement of the particles within a fluid
- D. Explains how warm air rises and is replaced by cooler air
- E. Both C and D
4. At which radiation wavelength do humans and interior surfaces exchange heat?
- Shortwave
- Visible
- Longwave
- Ultra violet

Building Science for Energy Modeling and Field Inspection

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