Which layer contains electrically charged ions?
AStratosphereee
BMesosphereeee
CThermosphere
DTroposphereee
Answer & Solution
Correct answer: C. Thermosphere
1. Radio waves bounce off a layer high above the ground.
2. That layer holds electrically charged particles.
3. The thermosphere contains ions.
4. So the answer is the thermosphere.
_Source: NCERT Class 11 Geography, 'Composition and Structure of Atmosphere'_
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