What is the 2nd most abundant gas in the atmosphere?

Practically all clouds & storms occur in this layer of the atmosphere.

Cloudy nights can be warmer than clear nights because clouds trap heat____

The different layers of Earth's atmosphere can be categorized by variations in _____

Clouds usually form when moist air rises because the air

On a weather map, what are the lines that connect points of equal temperature called?

Wind on Earth, including massive storms like hurricanes, are deflected. What is the cause of this phenomena?

Air that has a 100 percent relative humidity is said to be

When clouds form, heat energy is release into the atmosphere by

What is the dew point temperature if the dry bulb temperature is 10^oC and the wet bulb temperature is 6^oC?

Stratus clouds formed at ground level are called what?

Which weather change usually occurs when the difference between the air temperature and the dew point is decreasing?

What is the approximate maximum amount of water vapor that a cubic meter can hold at 20^oC?

Compared to a warmer air mass, a colder air mass

The direction of the wind shown in the diagram is probably due to air moving from areas of

Which is likely to occur after moist air is cooled below its dew point?

Lightning and thunder can form during unstable atmospheric conditions in which types of clouds?

What is the primary cause of winds?