An isohyet or an isohyetal line is a line that joins places of same rainfall on a map within a given time period. A map of isohyets is also known as an isohyetal map.
Victoria Island is situated in the Canadian Arctic Archipelago. It is the second largest island of Canada. It covers an area of 217,291 square km. The largest island of Canada is the Baffin Island.
Ultrasound refers to a sound wave with a frequency greater than the upper limit of human hearing, which is generally over 20 kHz. In general, humans can hear sounds with a frequency between 20 Hz and 20 kHz.
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