Science Unit 1 Study Guide

Front

Earth's atmosphere has how many layers?

Back

5 layers

Front

The first layer of the atmosphere from the ground up is the Troposphere (0-12 km).

Back

Troposphere (0-12 km)

Front

The layer that contains the ozone layer is the Stratosphere.

Back

Stratosphere

Front

Meteors burn up in the Mesosphere.

Back

Mesosphere

Front

In the troposphere, temperature decreases as altitude increases.

Back

Temperature decreases

Front

The layer with the coldest temperatures in the atmosphere is the Mesosphere.

Back

Mesosphere

Front

A key characteristic of the stratosphere is very stable air with no weather.

Back

Very stable air, no weather

Front

Thermosphere: Where do auroras occur?

Back

Auroras occur in the thermosphere.

Front

Thermosphere: What orbits in this layer?

Back

The International Space Station orbits in the thermosphere.

Front

Thermosphere: How does temperature change with altitude?

Back

Temperature increases with altitude in the thermosphere.