A circular pattern of rising air, sinking air and wind is known as a:

A boundary between two air masses is called a:

The condition of Earth's atmosphere at a particular time and place.

The sum (✻) of all data divided by the number of data points

Global patterns created from the movement of the oceans; such as the Gulf Stream

The average weather conditions in an area over a long period of time; Seasonal pattern of weather conditions in an area over many years; does not change rapidly

Air is heavy, lower/cooler temperatures, clear skies, little or no precipitation

Precipitation in the form of ice pellets formed in cumulonimbus clouds during thunderstorms by strong updrafts of wind

Definition: the difference between the highest and lowest scores in a distribution

Definition: Any form of water that falls from clouds and reaches Earth's surface as rain, snow, sleet, or hail.

Definition: clouds that look like fluffy, rounded piles of cotton and usually mean fair weather

The winds that give the United States most of its weather, blow from west to east

Wispy, feathery clouds made mostly of ice crystals that form at high levels

Winds that blow from east to west in the polar regions

A climate pattern where waters in the Pacific Ocean are COOLER than usual, affecting climate and weather patterns around the world is known as:

Air that is light, brings warmer temperatures, high cloud cover, high winds, much precipitation is characteristic of a:

Describing a warm, moist air mass that is formed over the ocean in tropical areas is known as:

Definition: a high-speed wind current, generally moving from west to east over the US

Definition: when a warm air mass and a cold air mass meet and no movement occurs (brings light rain, clouds, and several days of precipitation)

Clouds that are dark and stormy, often associated with thunderstorms are called:

Definition: The measure of the amount of water vapor in the air

A climate pattern where waters in the Pacific Ocean are WARMER than usual, affecting climate and weather patterns around the world is known as:

Which of the following is a major factor in Earth’s current global warming?

If you start at the equator and head north, on average the climates will get

Approximately what percentage of Earth’s surface is covered with water?

Which of the following scientists studies the distribution and movement of Earth’s water

Which one of the following does NOT describe weather?

What is the main cause of deepwater ocean currents?

What substances make up most of the atmosphere?

Which one of the following factors does NOT influence climate?