Weather Vocabulary

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

• weather
• climate
• pollutants
• global warming

the layer of gases that surrounds Earth

• atmosphere
• weather
• air quality
• climate

The layer of the atmosphere that contains a higher concentration of ozone than the rest of the atmosphere.

• ozone layer
• atmosphere
• weather
• air quality

water in the form of a gas

• water vapor
• ozone layer
• atmosphere
• weather

the mass per unit volume of a substance

• density
• water vapor
• ozone layer
• atmosphere

the force exerted on a surface divided by the total area over which the force is exerted

• pressure
• density
• water vapor
• ozone layer

the pressure caused by the weight of a column of air pushing down on an area

• air pressure
• pressure
• density
• water vapor

An instrument used to measure changes in air pressure

• barometer
• air pressure
• pressure
• density

Elevation above sea level

• altitude
• barometer
• air pressure
• pressure

the lowest layer of Earth's atmosphere, where weather occurs

• troposphere
• altitude
• barometer
• air pressure