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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.

Easy · Level 2 · 25 questions

TOPIC PRACTICE

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  1. Because it emits longwave radiation
  2. Because the Sun shines more
  3. Because insolation increases
  4. Because conduction stops
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  1. Oxygen
  2. Water vapour
  3. Nitrogen
  4. Helium
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  1. Absorption and re-emission of long-wave radiation by greenhouse gases
  2. Absorption of all solar radiation by clouds
  3. Complete reflection of ultraviolet rays from Earth
  4. Freezing of oxygen by the atmosphere
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  1. They reflect part of solar radiation
  2. They take Earth closer to the Sun
  3. They increase day length
  4. They dry the ocean
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  1. They trap part of terrestrial radiation
  2. They make the Sun shine at night
  3. They turn the surface into ice
  4. They end conduction
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  1. Cooling
  2. More heating
  3. No effect
  4. Earthquake
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  1. Latent heat is released
  2. Solar radiation ends
  3. Air weight becomes zero
  4. Day instantly becomes night
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  1. Change of state of water
  2. Mountain building
  3. Length of day and night
  4. Lunar eclipse
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  1. Land has lower heat capacity
  2. Sunlight does not fall on land
  3. Water takes no heat
  4. Land is always ice covered
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  1. It has high heat capacity
  2. Sunlight never reaches it
  3. It has no air
  4. It is always solid
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  1. Land heats and cools rapidly
  2. Land has no day
  3. Radiation does not occur over land
  4. Land is always submerged in sea
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  1. Atmosphere is mainly heated from below
  2. The Sun is absent above
  3. Gravity is absent above
  4. Air always becomes water above
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  1. Decrease of temperature with height
  2. Increase of ocean salinity
  3. Shape of the Moon
  4. Direction of river
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  1. Temperature decreases normally with height
  2. Temperature may increase with height
  3. Air disappears completely
  4. Sun rises in the west
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  1. Terrestrial radiation escapes easily
  2. Clouds trap heat
  3. Sun gives more energy
  4. Wind creates fire
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  1. Clear calm and cold night
  2. Warm night with dense clouds
  3. Sunny noon
  4. Stormy afternoon
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  1. Because the surface continues to store heat for some time
  2. Because Sun rises in the evening
  3. Because insolation is higher at night
  4. Because atmosphere is absent
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  1. The surface keeps losing heat throughout the night
  2. The Sun is strongest then
  3. Day length is longest then
  4. Evaporation stops and creates heat
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  1. Balance between incoming and outgoing energy
  2. Balance of only rainfall
  3. Balance of only wind direction
  4. Balance of only sea waves
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  1. Longwave radiation
  2. Shortwave sunlight
  3. Sound
  4. Magnetic wave
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  1. Dense cloud cover
  2. Clear sky and strong sunshine
  3. Dark surface with low albedo
  4. Long day
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  1. Dense cloud cover
  2. Completely clear sky
  3. Dry icy surface
  4. Very little water vapour
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  1. By convection
  2. By magnetism
  3. By weathering
  4. By tides
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  1. Conduction
  2. Advection
  3. Inversion
  4. Condensation
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  1. Advection
  2. Radiation
  3. Evaporation
  4. Reflection

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