Gray (unit) Gray (unit) The gray (symbol: Gy) is a derived unit of ionizing radiation dose in the International System of Units (SI). It is defined as the absorption of one joule of radiation energy per kilogram of matter. It is used as a unit of the radiation quantity absorbed dose which measures the energy deposited in a unit mass at a certain position, and of the radiation quantity kerma, which is the amount of energy that is transferred from photons to electrons per unit mass at a certain position. The corresponding cgs unit to the gray is the rad (equivalent to
Modern Woman: The Lost Sex work referred to when discussion women's roles in American culture, by both men and women. Women even used Lundberg and Farnham's book as a self-help text in advice columns in large newspapers. One advice columnist consistently referred readers to "Modern Woman: The Lost Sex" in "The Washington Post." The book also appeared on the American Library Association's 'Fifty Notable Books of 1947' list as well as the Society for Science and the Public's 'Books of the Week' list in April 1947. Modern Woman: The Lost Sex Modern Woman: The Lost Sex is a 1947 work of scientific literature written by