atmospheric window hard

Question

Atmospheric window refers to wavelength bands where Earth's atmosphere:

RankGuru · Accepted Answer

Earth's atmosphere absorbs most EM radiation (Gamma, X-rays, UV are blocked; IR is mostly blocked by water/CO2).
- However, certain wavelength ranges have very low absorption.
- **Optical Window**: Allows visible light through.
- **Radio Window**: Allows radio waves from space.
- These 'windows' are critical for ground-based astronomy and satellite communication.

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atmospheric window hard

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