30 Questions
What is the approximate altitude range of the thermosphere?
80 km to 600 km
What is the main reason for the extreme temperatures in the thermosphere?
Solar activity and radiation
What is the characteristic of the air density in the thermosphere?
Low air density
What is the approximate altitude of the International Space Station?
370 km
What is the function of the ionosphere in terms of radio waves?
Reflection of radio waves
What is the name of the phenomenon that occurs when solar wind particles interact with the ions in the ionosphere?
Aurora Phenomena
What is the name of the lights visible in the southern hemisphere?
Aurora Australis
What lies beyond the thermosphere?
The exosphere
What is the process that occurs in the ionosphere due to solar radiation?
Ionization
What is the temperature range of the thermosphere?
-90°C to 1500°C
Why do satellites in Low Earth Orbit (LEO) experience extremely low air resistance?
Because of the extremely low air density in the thermosphere
What is the primary source of heat for the thermosphere?
Solar activity
What would be the sensation of temperature in the thermosphere for a human?
Cold
What is the purpose of the ionosphere in terms of protecting the Earth?
To absorb harmful radiation
What is the location of the aurora borealis phenomenon?
In the northern hemisphere
What is the main characteristic of the thermosphere in terms of its altitude?
It has a variable altitude
What is the role of the ionosphere in radio communication?
It reflects longer wavelength radio waves
What is the relationship between the thermosphere and the exosphere?
The thermosphere gradually transitions into the exosphere
Why are auroras visible in the polar regions?
Because of the interaction between solar wind particles and the ions in the ionosphere
What is the main difference between the thermosphere and the exosphere?
The thermosphere is a distinct layer, while the exosphere is a gradual transition
What is the primary reason why the thermosphere's air density is extremely low?
It is constantly losing molecules to outer space
What is the function of the ionosphere in terms of UV and X-rays?
It absorbs harmful radiation
Why do satellites in Low Earth Orbit (LEO) experience minimal heat transfer from the thermosphere?
The thermosphere has a low air density
What is the characteristic of the temperature in the thermosphere?
It varies greatly due to solar activity
What is the relationship between the thermosphere and the ionosphere?
The ionosphere is a sublayer of the thermosphere
What is the result of the interaction between solar wind particles and the ions in the ionosphere?
The creation of the aurora phenomenon
What is the characteristic of the altitude range of the thermosphere?
It is variable and wide
What is the primary purpose of the ionosphere in terms of radio communication?
To reflect longer wavelength radio waves
Why do humans not feel the extreme temperatures in the thermosphere?
The thermosphere has a low air density
What is the transition beyond the thermosphere?
Into the exosphere and outer space
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