Which layer of the atmosphere is closest to outer space?

Which layer of the atmosphere is famously known as the 'ignition layer' because it's where meteors burn up?

Which layer of the atmosphere has the highest temperature?

What is the outermost layer of the atmosphere where the ionosphere is found?

Which layer of the atmosphere is famously known as the 'icebox'?

Which layer of the atmosphere is known for containing the majority of Earth's weather systems?

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

Which layer of the atmosphere contains the boundary known as the tropopause?

Which layer of the atmosphere is famous for housing the ozone layer?

Where do most commercial airplanes fly?

What layer of the atmosphere is responsible for the beautiful phenomenon of auroras?

What's the average temperature in the thermosphere?

Which layer of the atmosphere is the highest?

What gas is most commonly found in the exosphere?

Where can you find the ozone layer in the atmosphere?

Which layer of the atmosphere is responsible for the beautiful light show known as auroras?

What's the typical temperature in the thermosphere?

What is the layer of the atmosphere where the ozone layer is found?

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

Where can you find the ionosphere in the atmosphere?