Which phenomenon can only be seen in the thermosphere?

• Ozone layer

• Northern Lights (Auroras)

• Highlands

• Orbiting satellites

The layers of the atmosphere are separated according to this change.

• Altitude

• Temperature

• Elevation

• Distance from the Sun

A layer of the earth's atmosphere where weather occurs?

• Stratosphere

• Exosphere

• Troposphere

• Mesosphere

In what layer of the atmosphere is the air more stable and where ozone layer?

• Stratosphere

• Exosphere

• Troposphere

• Mesosphere

Which of the following human activities may cause negative effects to the earth?

• Replanting of Trees

• Segregation of Wastes

• Building Industrial Factories

• Recycling of Wastes

Which phenomenon can only be seen in the thermosphere?

• Ozone layer

• Northern Lights (Auroras)

• Highlands

• Orbiting satellites