Science 7 – Layers of the Atmosphere Lesson 3.1 Quiz
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Questions and Answers

In which layer of the Earth's atmosphere do airplanes fly because there is less air turbulence?

  • Thermosphere
  • Troposphere
  • Mesosphere
  • Stratosphere (correct)
  • What is the coldest point in the Earth's atmosphere located in?

  • Troposphere
  • Mesosphere (correct)
  • Stratosphere
  • Thermosphere
  • What happens to the temperature as you move up in the Stratosphere?

  • Fluctuates
  • Increases (correct)
  • Remains constant
  • Decreases
  • Which layer of the Earth's atmosphere contains 75% of the atmosphere's gases?

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

    Where do meteor showers occur in the Earth's atmosphere?

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

    How much does the temperature drop for every kilometer you go up in the Troposphere?

    <p>$6.5^{ ext{o}}C$</p> Signup and view all the answers

    Why does your ear feel a different temperature compared to the back of your neck?

    <p>Your ear is more exposed, so it feels temperature more.</p> Signup and view all the answers

    How does Earth's atmosphere contribute to sustaining life on the planet?

    <p>By protecting the body from the Sun's heat during the day.</p> Signup and view all the answers

    What role does the atmosphere play in sustaining plant life on Earth?

    <p>It traps oxygen, which plants need for photosynthesis.</p> Signup and view all the answers

    How does Earth's atmosphere help regulate temperatures on the planet?

    <p>By trapping heat radiated from the Earth's surface.</p> Signup and view all the answers

    What would happen if Earth did not have an atmosphere?

    <p>There would be no protection from harmful solar radiation.</p> Signup and view all the answers

    Why is the atmosphere crucial for animals to sustain life on Earth?

    <p>It regulates oxygen levels necessary for animal respiration.</p> Signup and view all the answers

    Why is Earth's atmosphere important for sustaining life?

    <p>Protects Earth from the harsh conditions of outer space</p> Signup and view all the answers

    What is the branch of Earth Science that focuses on the study of the atmosphere and weather patterns?

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

    What is the function of the Exosphere in the atmosphere?

    <p>Dictates air or wind movement within its layer</p> Signup and view all the answers

    Which layer of the atmosphere is responsible for shielding Earth from ultraviolet radiation?

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

    What do meteorologists study?

    <p>Atmospheric phenomena and weather patterns</p> Signup and view all the answers

    Which atmospheric layer is closest to the Earth's surface?

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

    What is the main reason for the temperature increase in the thermosphere as you go up?

    <p>Absorption of solar radiation</p> Signup and view all the answers

    Which layer of the Earth's atmosphere contains the ionosphere, responsible for the northern and southern lights?

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

    What is the mnemonic to remember the order of layers starting from the lowermost layer to the outermost layer?

    <ol start="5"> <li>Exciting 4. Thermosphere 3. Mesosphere 2. Stratosphere 1. Troposphere</li> </ol> Signup and view all the answers

    What happens to the heat inside a greenhouse according to the text?

    <p>It gets trapped inside</p> Signup and view all the answers

    Where do satellites and space stations orbit within the Earth's atmosphere?

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

    What allows some sunlight to pass through but traps heat inside the Earth according to the text?

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

    What is the main cause of GLOBAL WARMING as defined in the text?

    <p>Presence of too much greenhouse gases</p> Signup and view all the answers

    Which phenomenon results in rising sea levels according to the text?

    <p>Melting of ice caps/glaciers</p> Signup and view all the answers

    What is the impact of coral bleaching on marine animals according to the text?

    <p>Algae leaving corals due to hot ocean water</p> Signup and view all the answers

    Which statement BEST describes the relationship between greenhouse gases and Earth's temperature according to the text?

    <p>Greenhouse gases trap heat near Earth's surface</p> Signup and view all the answers

    What could be a consequence of reduced salinity in marine bodies of water as mentioned in the text?

    <p>Destruction of marine habitats</p> Signup and view all the answers

    Which factor contributes to the long-term change in average weather patterns according to the text?

    <p>Presence of greenhouse gases</p> Signup and view all the answers

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