What is a low-level cloud with sheet-like appearance that develops in stable air?

What type of cloud has a “baglike” or “saclike” appearance and is frequently observed in Missouri during thunderstorms?

Which of the following factors exerts the weakest control on regional climate?

Which criteria could be used to determine if one location is more or less “continental” than another location?

Which of the following statements correctly reflects the relationship between the air temperature (T), the dew-point temperature (Td), and the wet-bulb temperature (Tw)?

Satellites are used primarily to measure which of the following atmospheric properties or quantities?

Which of the following cloud types is least likely to produce rain?

What is the best conductor, or worst insulator, for heat?

If the air temperature is 17oC and the vapor pressure is less than the saturation vapor pressure, what is the relative humidity?

Frost forms on an exposed surface when the dew-point temperature of that surface falls below the ___________.