Topic 2 Lesson 1 (Pages 49-53): Atmosphere and its composition

Front

0-10 km high from the Earth, and is the layer where we find clouds and weather phenomena like wind, rain, and snow. We live in this layer.

Back

Troposphere

Tags

NGSS.MS-ESS2-5

Front

The layer that contains the ozone layer that protects our planet from harmful UV sunlight rays. Airplanes will also fly in this level to avoid weather and turbulence.

Back

Stratosphere

Front

Shooting stars, also called meteors, travel through this layer. As soon as they enter this layer, they start burning up leaving a tail behind them. This is the coldest layer in the atmosphere.

Back

Mesosphere

Front

The layer of the atmosphere helps to keep Earth's air surface temperature constant. It is also the hottest layer of the atmosphere.

Back

Thermosphere

Front

The force air exerts on an area.

Back

Air Pressure

Tags

NGSS.MS-ESS2-5

Front

The relatively thin layer of gases that forms earth’s outermost layer.

Back

Atmosphere

Tags

NGSS.MS-ESS2-5

Front

Force that pulls the atmosphere towards Earth’s surface.

Back

Gravity

Front

Elevation; height above sea level.

Back

Altitude

Front

Water in its gaseous form.

Back

Water Vapor

Tags

NGSS.MS-PS1-4

Front

The most abundant gas in our atmosphere.

Back

Nitrogen