Biology, 23.11.2019 16:31 VgCarlos2596

Fast ! which of these is the most likely use of an electromagnetic wave which has frequency lesser than ultraviolet rays but greater than infrared radiations?

a-heat food safely
b- make objects visible to humans
c-transmit radio and cellular phone signals
d- detect the location of objects which emit heat

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Fast ! which of these is the most likely use of an electromagnetic wave which has frequency lesser t...