the mixture of gases that surrounds Earth

the change from a liquid to a gas

water (liquid or solid) that falls from the clouds to Earth's surface

a tool that measures air pressure

clouds that are thin, white and feathery

the change from a gas to a liquid

water that evaporates from leaves of plants

the process of moving water between Earth's surface and the atmosphere

a tool that measures wind speed

clouds that are puffy and white

water that cannot soak into the ground and, instead, flows across Earth's surface

the pattern of weather an area experiences over a long period of time

solid precipitation made of layers of ice

the amount of water vapor in the air

A cloud that is tall and has a flat top.

a large body of air that has the same temperature and moisture throughout

an area that has similar average temperature and precipitation throughout

precipitation that freezes near the ground

A tool that measures the humidity in the air

clouds that form flat layers

the weight of the atmosphere on Earth's surface

water vapor exits a plant and goes into the atmosphere from this structure

solid precipitation that falls through cold air

the boundary between two air masses

the layer of our atmosphere where all our weather happens