Ultraviolet rays means
(a) Infrared ray
(c) Electromagnetic war
(b) Electric shock
(d) All the above
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Explanation:
Listen to pronunciation. (UL-truh-VY-oh-let RAY-dee-AY-shun) Invisible rays that are part of the energy that comes from the sun. Ultraviolet radiation that reaches the Earth's surface is made up of two types of rays, called UVA and UVB.
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