Physics Questions & Answers
Physics Questions & Answers A lightweight material is being tested for effectiveness in blocking ultraviolet (UV) rays from the sun that cause skin to burn and possibly develop skin cancer. Which method would be most helpful for testing this material? - CORRECT ANSWER- Test the material in controlled natural settings by using natural UV light, and measure the UV light that passes through. After reading the passage about acupuncture, identify which statement supports theclaim that acupuncture relieves pain. - CORRECT ANSWER- The National Institutes of Health found it effective in reducing pain and other symptoms, but it is not clear how it works.
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