light topics

light topics - Ozone hole Ozone hole Ozone hole 7...

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1 LIGHT Special topics. 1.Greenhous effect 2.Ozone hole 3.polarization greenhouse greenhouse greenhouse
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2 greenhouse greenhouse greenhouse greenhouse
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3 greenhouse greenhouse greenhouse Ozone hole
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4 In 1780, the famous English chemist Joseph Priestley (right) found that plants could " restore air which has been injured by the burning of candles ." He used a mint plant, and placed it into an upturned glass jar in a vessel of water for several days. He then found that " the air would neither extinguish a candle, nor was it all inconvenient to a mouse which I put into it ". In other words, he discovered that plants produce oxygen. A few years later, in 1794, the French chemist Antoine Lavoisier (left), discovered the concept of oxidation, but soon after was executed during the French Revolution for being a Monarchist sympathiser. The judge who pronounced sentence said " The Republic has no need for scientists ". Ozone hole Ozone hole
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5 Ozone hole 280 Ozone hole Ozone hole Ozone hole
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Unformatted text preview: Ozone hole Ozone hole Ozone hole 7 Electromagnetic Radiation Polarization Unpolarized light Polarization Polarized light Polarization Polarizing sun glasses reduce glare of polarized reflections from surfaces Polarization 8 Polarization (b) Polarization Mirror image of hand Polarization Optical Isomer and Interaction with Light Enatiomers rotate the plane of polarized light. Enatiomers rotate the plane of polarized light. Dextrorotatory- “d” isomer “d” isomer Complex which rotates plane of polarized light to the right. Complex which rotates plane of polarized light to the right. Levorotatory- “l” isomer “l” isomer Complex which rotates plane of polarized light to the left. Chiral molecules are optically active because effect on light Polarization 9...
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light topics - Ozone hole Ozone hole Ozone hole 7...

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