In astronomy or planetary science the frost line also known as the snow line or ice line is the particular distance in the solar nebula from the central protostar . The frost line depth varies by geographical location but frost lines in the contiguous united states range from 6 inches to 6 feet local government . Uitzending gemist van a touch of frost op rtl 8 bekijk deze uitzending van a touch of frost dan nogmaals op uitzendinggemistnet. The frost line is simply the deepest point in the ground to which ground water will freeze its also referred to as the frost depth when water changes from liquid
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