Questions


October 2022 1 0 Report
choices:
used for: " communicating,MRI,GPS"

"creating images of the inside of the body"

"seeing optical fibers artificial lighting's"

"remote controls and thermal lighting"


effects on living things:

"activates sensitive cells in the retina"

"high doses can kill living cells"

"high doses can kill living cells"

"cause burning of tissues"

"probably none"​

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