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    Question

    Which of the following type of rays does NOT penetrate

    Earth's atmosphere?
    A Visible Light Correct Answer Incorrect Answer
    B X-Rays Correct Answer Incorrect Answer
    C Ultraviolet Rays Correct Answer Incorrect Answer
    D Radio Waves Correct Answer Incorrect Answer

    Solution

    In contrast, our atmosphere blocks most ultraviolet light (UV) and all X-rays and gamma-rays from reaching the surface of Earth.

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