A scientist is investigating why certain EM waves from the Sun do not reach the Earth's surface. Which property of gamma rays primarily explains their absence at ground level?

Question

A scientist is investigating why certain EM waves from the Sun do not reach the Earth's surface. Which property of gamma rays primarily explains their absence at ground level? — Exam MCQ

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A. They are absorbed by upper atmosphere — The correct choice is They are absorbed by upper atmosphere. The relationship between wave speed, frequency and wavelength explains the result.

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B. They have long wavelength

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C. They are scattered by clouds

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D. They are reflected by Earth's surface

A scientist is investigating why certain EM waves from the Sun do not reach the Earth's surface. Which property of gamma rays primarily explains their absence at ground level?

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