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How Does an Air Conditioner Work?
An air conditioner doesn’t work magic, but transfers the hot air to a different place, based on the principles of thermodynamics
August 29, 2021 זמן קריאה משוער 5 -
Science Archive
A species odyssey – from one small cell, to mankind
Scientists estimate that planet Earth formed about 4.5 billion years ago as part of the
April 1, 2012 זמן קריאה משוער 15