Weather and Climate

Troposphere

The first layer of the atmosphere where we live, containing half of the Earth's atmosphere and where weather occurs.

Stratosphere

The layer of the atmosphere that contains much of the ozone layer and is used by jet aircraft due to its stability.

Mesosphere

The region above the stratosphere where meteors burn up upon entering the atmosphere.

Thermosphere

The layer of the atmosphere above the mesosphere where auroras occur and the space shuttle orbits.

Exosphere

The upper limit of the atmosphere, extending from the thermosphere.

Humidity

The amount of water vapor present in the atmosphere.

Atmospheric Pressure

The force exerted on a surface by the air above it, affected by gravity.

Sea Breeze

A breeze caused by wind blowing from the sea to the land, often bringing cooler air.

Land Breeze

A breeze caused by wind blowing from the land to the sea, typically occurring at night.

Climate

The average weather in a region over many years, as opposed to the short-term conditions of weather.

Temperature

Most important element of weather

Thunderstorm

Heavy downfall of rain

Cyclone

Low pressure area

Storm

64-87 kph

Severe storm

88-118 kph

Typhoon

118 kph