Whats the altitude of polaris at the tropic of cancer

Describe how ocean currents can affect a moving object ❕❕❕

[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

Which modern technology has not made a great difference in the inuit way of life?