When it is March and spring in the Northern Hemisphere, it is __________ and ___________ in the Southern Hemisphere.

The gas that absorbs most of the harmful ultraviolet radiation in the stratosphere, and is the reason temperature increases with height in the stratosphere, is:

A pressure gradient is which of the following?

During the past 150 years, the average temperature measured around the Earth have been:

What type of air mass would be responsible for hot, humid summer weather in the eastern half of the United States?

When a displaced air parcel that is lifted continues rising on its own, the atmosphere is generally said to be:

The most common/abundant gas in our atmosphere is:

At standard sea level pressure, water boils at what temperature in Celsius?

Most of the world’s deserts are located near the:

Geostrophic winds: