The weight of the air is called

The measurement of the distance above sea level is called

The condition of the atmosphere at any moment in time is called

Water vapor in the atmosphere is called

The layer of the atmosphere in which weather occurs is called the

Raindrops that are pushed up over and over again into tall clouds and freeze before falling to the earth form

Condensed water vapor or ice crystals form

Raindrops that freeze on their way to the earth and land as tiny ice pellets form

Water droplets in the clouds that join together to make larger drops form

Ice crystals in the clouds that join together and fall to the earth form

A body of air that has about the same temperature and moisture is called an

The boundary where two unlike air masses meet is called a

A low lying cloud like a thin blanket, sometimes fog

A fluffy, fair weather cloud

A high cloud, thin and wispy that indicates a change in weather

The process by a gas changes into a liquid is called ________.

The amount of water vapor in the air is called ________.

What do we call the mixture of gases that surround Earth in different layers?

What is the process in which water continuously moved from Earth's surface into the atmosphere and back again?

Water on Earth constantly moves between Earth’s surface and its atmosphere. How does water arrive at Earth’s surface?

In which of the following places would the air pressure be heaviest?

Molly observes that the sky is covered with a sheet of thick, gray clouds. What kind of weather is most likely to occur?

Which type of precipitation is most likely to occur when the cloud and air temperatures are about 50 degrees Farenheit?