<span>radio waves, microwaves, gamma rays, X-rays, visible rays
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<span>a strong downward current of air from a cumulonimbus cloud, usually associated with intense rain or a thunderstorm.</span>
The answer is.......4!!
Explanation: All you have to do is 12/3.0 and you will get four!
Answer: Metalloid and non-metals not only form covalent bonds by sharing, but can form ionic bonds either by losing or gaining electrons
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Explanation: