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Subjects

Geography

Heating and cooling of the atmosphere

In this Class 11 Geography topic, students learn how the atmosphere is heated and cooled through incoming solar radiation and outgoing terrestrial radiation. The lesson explains Earth’s heat balance and the roles of conduction, convection, advection, and latent heat in transferring energy through the atmosphere. Students also examine how land and water surfaces, cloud cover, humidity, and atmospheric circulation influence temperature patterns and help produce differences between places and times.

Hard · Level 6 · 25 questions

Practice questions

01Why does vertical mixing weaken temperature inversion?

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02Why does turbulence increase when land surface becomes strongly heated after noon?

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03What is the role of latent heat in rain-cloud formation?

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04Why can dense forest areas remain relatively cooler than nearby open land during the day?

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05Why can bare dark soil become hotter than a grassy surface in sunshine?

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06Why does a snow-covered surface with high albedo heat less during the day?

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07Why do black roads feel hotter than surrounding soil in summer?

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08Why does the daily maximum temperature generally occur after local noon?

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09Why can night radiational cooling weaken when wind is strong?

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10Why is moist air better able to maintain higher temperature at night than dry air?

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11What is the role of unequal surface heating in forming local winds?

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12Why does sea breeze blow from sea to land during the day?

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13Why does land breeze blow from land to sea at night?

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14Why do smoke and pollutants get trapped near the surface during temperature inversion?

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15Why can surface temperature over dry land be higher than air temperature on a clear day?

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16Why is frost more likely in valleys on cold nights?

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17Why do clouds affect day and night temperatures in opposite ways?

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18How can dust and aerosols reduce daytime temperature?

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19How is the general decrease of temperature with height related to heating of the lower atmosphere?

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20If green roofs and trees are increased in a city what effect can they have on local temperature?

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21How does conversion of surface energy into sensible heat affect air temperature?

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22Why can temperature rise less in a humid area when much energy goes into latent heat?

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23Why can temperature inversion persist longer with fog in winter?

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24How can convection cells produced by uneven surface heating affect local weather?

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25Which statement best explains the sequence of atmospheric heating and cooling processes?

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