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

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

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

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

<p>$6.5^{ ext{o}}C$ (D)</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. (D)</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. (A)</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. (A)</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. (B)</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. (D)</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. (D)</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 (D)</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 (D)</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 (B)</p> Signup and view all the answers

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

<p>Stratosphere (B)</p> Signup and view all the answers

What do meteorologists study?

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

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

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

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

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

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

<p>Melting of ice caps/glaciers (D)</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 (B)</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 (C)</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 (C)</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 (B)</p> Signup and view all the answers

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