Chapter Four

1. The average kinetic energy of molecules in a substance
6. Occurs when an object repels electromagnetic waves that strike it
7. ___________ radiation is invisible to the human eye and most if it is absorbed by the ozone layer.
9. The process of radiation passing through a surface or object
10. Occurs when light waves are deflected and redirected by gas molecules and particulate matter
12. Electromagnetic _________ is the form in which the sun's energy is emitted
14. The reflectivity of an object or surface
15. _______ light is the light the eye senses.

2. When radiation is _________, it is scattered away from the Earth and has no effect on the atmosphere
3. ________ radiation has a wavelength longer than the eye can see
4. The process of heat transfer through a medium
5. A transfer in energy from object to object due to a difference in temperature
8. Less than a quarter of insolation is ________ by the atmosphere
11. The process of energy transfer from one point to another by vertical circulation of fluid
13. Incoming solar radiation