Calculate the wavelength of the electromagnetic radiation with frequency 3x1014 Hz. What is the type of radiation (Gamma rays, Visible, IR etc.)?

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Which continents lie only in the northern hemisphere

The organ that has two atria and one ventricle is the

[ou.01]which of these is the most likely use of an electromagnetic wave which has wavelength shorter than microwaves but longer than visible light? o heat food safely o neat food safely o take images of bones and teeth o transmit radio and cellular phone signals o take images of bones and teeth o transmit radio and cellular phone signals o detect the location of objects which emit heat