Layers of the Earth's Atmosphere

Our _________ is the layer of gases that surrounds our planet.

• ocean

• atmosphere

• weather

• ozone

How many main layers does Earth's atmosphere have?

• 5
• 4
• 3
• 6

What is found in the exosphere?

• weather systems

• Satellites and space stations

• Ozone layer

• Meteors burning up

Which phenomenon occurs in the thermosphere?

• Weather formation

• Meteors burning up

• Ozone layer depletion

• Auroras (Northern and Southern Lights)

Which layer is the coldest in the atmosphere?

• Troposphere

• Stratosphere

• Mesosphere

• Thermosphere

In which layer of the atmosphere weather occurs?

• stratosphere

• mesosphere

• thermosphere

• troposphere

Which of the following occurs in the troposphere?

• Formation of auroras

• Weather phenomena

• Ozone layer absorption of UV rays

• Satellites orbit

Which layer of the atmosphere is closest to Earth's surface?

• Stratosphere
• Mesosphere
• Thermosphere
• Troposphere

In which layer of the atmosphere do commercial airplanes typically fly?

• Thermosphere
• Stratosphere
• Mesosphere
• Troposphere

What happens to meteors in the mesosphere?

• They orbit Earth

• They burn up

• They create auroras

• They cry