Composition of the Atmosphere and Atmospheric Layers
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Questions and Answers

What is the primary reason for the constant motion of the atmosphere?

  • Presence of polar cells
  • Uneven heating of the Earth's surface (correct)
  • Increased water vapor content in the air
  • Decrease in oxygen density with altitude
  • At what altitude does the Troposphere extend up to?

  • 15,000 feet
  • 25,000 feet
  • 20,000 feet (correct)
  • 30,000 feet
  • Which layer of the atmosphere is associated with stable air and sometimes clouds?

  • Thermosphere
  • Troposphere
  • Stratosphere (correct)
  • Mesosphere
  • What is the primary composition of Earth's atmosphere?

    <p>78% Nitrogen, 21% Oxygen</p> Signup and view all the answers

    What force causes changes in air movement and pressure in the atmosphere?

    <p>Coriolis Force</p> Signup and view all the answers

    At sea level, what is the standard atmospheric pressure in PSI (Pounds per Square Inch)?

    <p>14.7 PSI</p> Signup and view all the answers

    What is the term used to describe an elongated area of high pressure?

    <p>Ridge</p> Signup and view all the answers

    In which part of the Earth's atmosphere do we find the mesosphere?

    <p>Mesosphere</p> Signup and view all the answers

    What is the force created by the rotation of the Earth that significantly affects motion over large distances?

    <p>Deflection force</p> Signup and view all the answers

    In which hemisphere does air deflect to the right due to the Coriolis effect?

    <p>Northern Hemisphere</p> Signup and view all the answers

    What is the standard atmospheric pressure in units of inches of mercury at sea level?

    <p>28.86 Hg</p> Signup and view all the answers

    In which zone does the flow break up into distinct cells near the North Pole?

    <p>Polar zone</p> Signup and view all the answers

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