Solar Radiation and Temperature Class 11 Quiz

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Questions and Answers

What is the primary source of heat for the Earth's atmosphere?

  • Thermal radiation from the Earth's surface
  • Atmospheric friction and turbulence
  • Geothermal heat from the Earth's interior
  • Solar radiation from the Sun (correct)

Which of the following factors affects the distribution of solar radiation on the Earth's surface?

  • Ocean currents and tides
  • Atmospheric convection currents
  • Magnetic field strength of the Earth
  • Seasonal variations and Earth's tilt (correct)

In the context of solar radiation, albedo refers to:

  • The emission of longwave radiation from the Earth's surface
  • The reflection of solar energy from different surfaces (correct)
  • The absorption of solar energy by different surfaces
  • The scattering of solar energy by atmospheric particles

How does the greenhouse effect contribute to the Earth's temperature?

<p>By preventing the escape of outgoing longwave radiation (C)</p> Signup and view all the answers

What is the primary mechanism responsible for the transfer of energy in the atmosphere?

<p>Convection (A)</p> Signup and view all the answers

Which atmospheric layer is characterized by a decrease in temperature with increasing altitude?

<p>Troposphere (D)</p> Signup and view all the answers

What is the average composition of Earth's atmosphere by volume?

<p>78% nitrogen, 21% oxygen, 1% other gases (D)</p> Signup and view all the answers

In the context of atmospheric science, what does the term 'insolation' refer to?

<p>Incoming solar radiation reaching the Earth's surface (A)</p> Signup and view all the answers

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