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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 5 · 25 questions

Practice questions

01Which option correctly matches processes of atmospheric heating and cooling?

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02What is the main reason for temperature inversion near the ground on a clear and calm night?

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03Why is the atmosphere mainly heated from below upward?

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04Why does heating of air by conduction remain effective only very close to the surface?

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05When is vertical transfer of heat by convection most active?

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06How does moist air moving from sea to land affect the temperature of a coastal area?

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07Why does the surface cool rapidly on a clear-sky night?

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08Why is a cloudy night warmer than a clear night?

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09Which condition is most suitable for temperature inversion on a calm and clear night?

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10What is the main thermal reason for a large daily temperature range in deserts?

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11Why is the daily temperature range in humid equatorial regions smaller than in deserts?

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12Which process carries heat to upper layers as warm air rises?

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13What is the main difference between advection and convection?

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14Why does land surface heat faster than sea surface during daytime?

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15Why does the sea warm slowly by day and cool slowly by night?

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16Why does wind blow upslope from valley during the day?

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17Why does cold air descend from mountain slopes into valleys at night?

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18Why can night temperature in an urban heat island be higher than nearby rural areas?

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19If clouds appear during the day why does maximum temperature generally decrease?

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20What mainly causes convective clouds to form in the tropics by afternoon?

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21In terms of heat balance why does Earth not become excessively hotter over the long term?

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22How do greenhouse gases help keep the lower atmosphere warm?

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23If dry cold air arrives horizontally at a place what will be the immediate effect on temperature?

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24Why can temperature rise when hot desert air reaches an area?

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25Under which condition will air near the surface cool fastest?

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