Ch 2: Composition and Structure of the atmosphere
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Ch 2: Composition and Structure of the atmosphere

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Questions and Answers

What is the main function of the atmosphere in relation to oxygen?

  • Absorbing harmful ultraviolet radiation from the sun
  • Supporting plant growth through photosynthesis
  • Regulating Earth's temperature and weather patterns
  • Producing and distributing oxygen for aerobic life forms (correct)

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

  • Heat energy
  • Noble gases
  • Carbon dioxide
  • Insolation (correct)

    • Which component of the atmosphere is responsible for protecting against harmful ultraviolet radiation?

  • Non-gases
  • Inert gases
  • Carbon dioxide
  • Ozone (correct)

    • Which of the following is NOT a store within the atmosphere?

    <p>Terrestrial radiation</p> Signup and view all the answers

    What is the primary function of the ozone layer in the atmosphere?

    <p>Absorbing UV radiation</p> Signup and view all the answers

    Which gas, although essential, can lead to global warming when its levels increase?

    <p>Carbon dioxide</p> Signup and view all the answers

    What role do dust, salt, and smoke particles play in the atmosphere?

    <p>Playing crucial roles in cloud formation and radiation reflection</p> Signup and view all the answers

    Which of the following is an output from the atmosphere?

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

    At which layer of the atmosphere does temperature increase with altitude due to UV radiation absorption?

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

    What are variable gases found within the atmosphere?

    <p>Carbon dioxide and ozone</p> Signup and view all the answers

    What element protects against UV radiation but is vulnerable to pollutants like CFCs?

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

    Which of the following is not included in the inputs into the atmosphere?

    <p>Terrestrial radiation</p> Signup and view all the answers

    What is the primary function of the atmosphere's ozone layer?

    <p>Absorbing harmful radiation from the sun</p> Signup and view all the answers

    What are the inputs into the atmosphere?

    <p>Insolation and particles from space and Earth</p> Signup and view all the answers

    Which of the following is a store within the atmosphere?

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

    Which gas, found in the atmosphere, plays a crucial role in photosynthesis but can contribute to global warming when its levels increase?

    <p>Carbon dioxide</p> Signup and view all the answers

    What is the role of non-gases in the atmosphere?

    <p>Crucial roles in cloud formation and radiation reflection</p> Signup and view all the answers

    In which layer of the atmosphere do most weather processes occur, with temperature decreasing as altitude increases?

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

    Which output is released back into space or returned to the Earth's surface through precipitation processes?

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

    Which component of the atmosphere is primarily responsible for protection against UV radiation but is vulnerable to pollutants like CFCs?

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

    What is the coldest layer of the atmosphere where meteors burn up and noctilucent clouds form?

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

    What are constant gases found within the atmosphere?

    <p>Nitrogen and oxygen</p> Signup and view all the answers

    What plays a crucial role in cloud formation and radiation reflection within the atmosphere?

    <p>Dust, salt, and smoke particles</p> Signup and view all the answers

    Which atmospheric component is most vulnerable to pollutants like CFCs?

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

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

    <p>Insolation (INcoming SOLar RadiATION)</p> Signup and view all the answers

    Which of the following is NOT a store within the atmosphere?

    <p>Nitrogen and oxygen</p> Signup and view all the answers

    In the atmosphere, what is released back into space or returned to the Earth's surface through precipitation processes?

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

    Which of the following elements is stored and circulated within the atmosphere, impacting weather and climate patterns?

    <p><strong>Heat energy</strong></p> Signup and view all the answers

    What is the primary function of the atmosphere's ozone layer?

    <p>Absorbing harmful ultraviolet radiation</p> Signup and view all the answers

    Which layer of the atmosphere contains the coldest layer where meteors burn up?

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

    What do non-gases contribute to in the atmosphere?

    <p>Cloud formation</p> Signup and view all the answers

    Which gas, although primarily non-reactive, is found in Earth's atmosphere?

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

    What is the primary role of carbon dioxide in the atmosphere?

    <p>Greenhouse effect</p> Signup and view all the answers

    In which layer of the atmosphere does temperature decrease with altitude?

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

    Which gas found in the atmosphere is vital for respiration?

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

    What is the main function of oxygen within Earth's atmosphere?

    <p>Facilitating respiration</p> Signup and view all the answers

    Which layer of the atmosphere is known for containing the ozone layer?

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

    How does the atmosphere regulate Earth's temperature and weather patterns?

    <p>Through the greenhouse effect and cloud formation</p> Signup and view all the answers

    Which layer of the atmosphere contains the ozone layer and experiences a temperature increase with altitude due to UV radiation absorption?

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

    What is the primary function of carbon dioxide in the atmosphere?

    <p>Supports plant growth</p> Signup and view all the answers

    What is the primary function of inert gases like argon and neon in Earth's atmosphere?

    <p>Primarily non-reactive</p> Signup and view all the answers

    Which environmental issue arises from human-induced ozone depletion in the stratosphere?

    <p>Increased UV radiation reaching Earth</p> Signup and view all the answers

    What is the primary function of the troposphere in the atmosphere?

    <p>Maintains weather processes</p> Signup and view all the answers

    Which of the following gases found in Earth's atmosphere is essential for aerobic life forms?

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

    What is the primary role of non-gases like particulates in Earth's atmosphere?

    <p>Aid in cloud formation</p> Signup and view all the answers

    What components are considered as stores within the atmosphere?

    <p>Gases, moisture, and non-gases</p> Signup and view all the answers

    What is the primary role of the noble gases present in the atmosphere?

    <p>To add stability to the atmospheric system</p> Signup and view all the answers

    Which of the following is true about terrestrial radiation from the atmosphere?

    <p>It is emitted back into space</p> Signup and view all the answers

    What processes contribute to the inputs into the Earth's atmosphere?

    <p>Insolation and dust particles</p> Signup and view all the answers

    How do non-gases contribute to cloud formation within the atmosphere?

    <p>By acting as condensation nuclei</p> Signup and view all the answers

    Moisture within the atmosphere exists in various forms. Which of the following is NOT a form of moisture found in the atmosphere?

    <p><strong>Carbon dioxide</strong></p> Signup and view all the answers

    Particles from space and Earth contribute to inputs into the atmosphere. Which of the following is NOT typically included in these particles?

    <p><strong>Metals from industrial activities</strong></p> Signup and view all the answers

    Ozone is a crucial component of the atmosphere. What is its primary role in maintaining atmospheric balance?

    <p><strong>Absorbing UV radiation</strong></p> Signup and view all the answers

    Variable gases in the atmosphere contribute to its composition. Which of the following is a variable gas commonly found within the atmosphere?

    <p><strong>Carbon dioxide</strong></p> Signup and view all the answers

    Heating and cooling processes within the atmosphere affect weather systems. Which process results in the release of moisture back into space or onto Earth’s surface?

    <p><strong>Precipitation processes</strong></p> Signup and view all the answers

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