geography atmosphere
What is the layer of the atmosphere closest to the Earth's surface?
Troposphere
Which gas makes up the majority of the Earth's atmosphere?
Nitrogen
What is the unit used to measure atmospheric pressure?
Pascal
Which atmospheric layer plays a crucial role in protecting life on Earth from harmful ultraviolet radiation?
Stratosphere
What causes the greenhouse effect?
Emission of greenhouse gases trapping heat
Which gas is primarily responsible for the blue color of the sky?
Rayleigh scattering of sunlight
Where is the ozone layer located in the atmosphere?
Stratosphere
Which layer of the atmosphere contains the International Space Station (ISS)?
Exosphere
What is the average temperature of the Earth's atmosphere?
20 degrees Celsius
Which atmospheric layer is responsible for the occurrence of the Northern Lights (Aurora Borealis)?
Thermosphere