A student described a layer of the atmosphere in the list.  1. This is the coldest layer.  2. Meteors burn up in this layer. 3. Nitrogen and oxygen are found in this layer. Which layer of the atmosphere is described? 

• Exosphere

• Stratosphere

• Mesosphere

• Troposphere

What are the two most common gases found throughout the atmospheric layers?

• carbon dioxide and oxygen

• nitrogen and oxygen

• ozone and water vapor

• carbon dioxide and nitrogen

How does the ozone layer help life on Earth?

• It produces oxygen for the atmosphere

• It absorbs damaging ultraviolet radiation from the Sun

• It protects the Earth from meteors

• It reflects most of the Sun's radiation to keep the planet cool

In which atmospheric layer does all weather occur?

• Exosphere

• Thermosphere

• Troposphere

• Stratosphere

Tags

NGSS.MS-ESS2-5

When a person climbs a mountain, what happens to the air pressure around him?

• It decreases

• It remains constant

• It increases

• It decreases, then increases

What is the most common gas in the atmosphere?

• water vapor

• oxygen

• carbon dioxide

• nitrogen

The mixture of gases that surrounds Earth is the ______________.

• atmosphere

• troposphere

• air pressure

• stratosphere

Why is Earth's atmosphere important?

• It is beautiful.

• Life on Mars could not exist without it.

• It prevents pollution from happening.

• Life on Earth could not exist without it.

 The five layers of the atmosphere in order from the crust up are ...

• stratosphere, troposphere, exosphere, mesosphere and thermosphere

• thermosphere, exosphere, mesosphere, stratosphere and troposphere

• troposphere, mesosphere, thermosphere, exosphere and stratosphere

• troposphere, stratosphere, mesosphere, thermosphere and exosphere

What is the highest layer of our atmosphere?

• troposphere

• thermosphere

• stratosphere

• exosphere