Ozone layer ppt class 9
WebOct 7, 2024 · The Earth's ozone layer ozone layerThe region of the stratosphere containing the bulk of atmospheric ozone. The ozone layer lies approximately 15-40 kilometers (10-25 miles) above the Earth's surface, in the stratosphere. Depletion of this layer by ozone depleting substances (ODS) will lead to higher UVB levels, which in turn will cause …
Ozone layer ppt class 9
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WebOzone In the stratosphere, ozone prevents much of the sun’s harmful ultraviolet radiation from reaching the Earth’s surface. However, in the lower levels of the troposphere, ozone … WebDec 16, 2013 · The Ozone layer is a layer of oxygen gas with the atoms put together in a special way. It is found about 19-30km up in the stratosphere. The Ozone layer is often in …
WebApr 6, 2024 · The ozone layer is referred to as a specific region in the Earth’s stratosphere that acts as a shield against the incoming ultraviolet rays of the sun. The ozone layer absorbs around 97-99% of the medium-frequency ultraviolet light emitted by the sun. The ozone layer is composed of 3 atoms of oxygen and is represented as O3. WebJul 20, 1998 · The ozone layer effectively blocks almost all solar radiation of wavelengths less than 290 nm from reaching Earth’s surface, including …
WebNov 28, 2024 · The ozone layer has been found to be depleted by certain natural processes such as Sun-spots and stratospheric winds. But it does not cause more than 1-2% of the … WebThe Ozone Layer protects us from the Sun's ultraviolet radiation. It's crucial for life on Earth, so we need to stop its depletion as soon as possible. This cheerful template will motivate …
WebWhat is OZONE? A gaseous layer in the upper atmosphere that protects the earth from harmful ultraviolet radiation. At lower levels, ozone becomes a major pollutant. * What is …
WebApr 6, 2024 · Ozone is a highly reactive gas that is basically composed of three oxygen atoms. In Earth's atmosphere, more precisely in the stratosphere layer and lower atmosphere layer that is the troposphere this ozone occurs. It … oswine of deiraWebozone depletion, gradual thinning of Earth ’s ozone layer in the upper atmosphere caused by the release of chemical compounds containing gaseous chlorine or bromine from industry and other human activities. The thinning is most pronounced in the polar regions, especially over Antarctica. oswine place carlisleWebMar 17, 2024 · CHEMICAL REACTION IN THE FORMATION OF OZONE LAYER IN THE STRATOSPHERE. Stratospheric ozone is formed naturally by chemical reactions involving solar ultraviolet radiation (sunlight) and oxygen molecules, which make up 21% of the atmosphere. In the first step, solar ultraviolet radiation breaks apart one oxygen molecule … oswine placeWebOzone layer depletion occurs due to unique sets of climatic conditions. In the summer, nitrogen dioxide and methane react with chlorine monoxide and chlorine atoms which results in a shrinkage of chlorine and hence prevents ozone layer depletion. ClO (g) + NO2 (g) → ClONO2 (g) Cl (g) + CH4 (g) → CH3 (g) + HCl (g) oswin family crestWebPhotoionization, photodissociation of oxygen, and fromation of ozone layer Evolution: The earth formed first, and its present atmosphere are believed to be evolved from the volatile … os windows serverとはWebOct 13, 2014 · WHAT IS OZONE? This is simply a layer in the stratosphere containing a relatively high concentration of ozone. The earth's atmosphere is divided into several layers, and each layer plays an important role. The first region extending about 10km upwards from the earth's surface is called the troposphere. rockcreek fur coWebApr 12, 2024 · The lithosphere is the solid outermost layer of the earth’s crust. The hydrosphere is the water that is found on the surface of the earth. Also, Class 9 Science … rock creek furniture