BSC 1050 unit 5 research homework project

BSC 1050 unit 5 research homework project - BSC 1050 UNIT 5...

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Unformatted text preview: BSC 1050, UNIT 5 – ATMOSPHERE & ENERGY, Human interactions & impacts on atmosphere, homework NAME:________________________________________________ DUE DATE: 7/21/09 – Homework Project # 2 = 50 points. Type your answer. A. Ozone Depletion Theory – Ozone in the upper atmosphere (stratosphere) has been depleted and destroyed by the action of chlorofluorocarbons. 1. What are chlorofluorocarbons? Hydrocarbons, in which some or all are replaced by fluorine atoms and are non flammable liquids or gases. 2. How do CFC’s affect ozone? They rise to the stratosphere where the sun converts them into chlorine compounds. The chlorine reacts with molecules in the stratosphere and is turned into oxygen which depletes the ozone. 3. Why is ozone important in the upper atmosphere? The ozone absorbs ultra violent rays in the upper atmosphere that are harmful to humans. 4. Why is ozone a problem in the The ozone absorbs ultra violent rays in the upper atmosphere that are harmful to humans....
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This note was uploaded on 02/25/2010 for the course BSC 1050 taught by Professor Jameslee during the Spring '09 term at Valencia.

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