Earth Systems Exam Study List
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Questions and Answers

What is the primary energy source driving the water cycle?

  • Heat from the sun (correct)
  • Geothermal energy from Earth's core
  • Tidal energy from the moon
  • Energy from Earth's rotation

    • What causes the tides?

  • Gravitational pull of the moon and sun (correct)
  • Changes in Earth's magnetic field
  • Underwater volcanic activity
  • Rotation of the Earth

    • Why is it difficult to make a scale model of the solar system?

  • Differences in planetary rotation speeds
  • Irregular shapes of planets
  • The vast distances between planets (correct)
  • Variations in planetary temperatures

    • What is the primary difference between weather and climate?

    <p>Time duration: weather is short-term, climate is long-term</p> Signup and view all the answers

    What is the importance of the greenhouse effect?

    <p>It helps regulate Earth's temperature</p> Signup and view all the answers

    What are greenhouse gases?

    <p>Gases that trap heat in the atmosphere</p> Signup and view all the answers

    What causes the tides?

    <p>Gravitational pull of the moon and the sun on Earth's oceans</p> Signup and view all the answers

    What is the Foucault pendulum?

    <p>A device demonstrating Earth's rotation</p> Signup and view all the answers

    Why it is difficult to make a scale model of the solar system?

    <p>Vast differences in size and distances between celestial bodies</p> Signup and view all the answers

    What are greenhouse gases?

    <p>Gases that trap heat in the Earth's atmosphere</p> Signup and view all the answers

    What causes deep ocean currents and surface currents?

    <p>Differences in water temperature and salinity</p> Signup and view all the answers

    What determines whether a statement describes weather or climate?

    <p>Duration of time over which the statement applies</p> Signup and view all the answers

    What is the primary cause of the difference between spring tide and neap tide?

    <p>The varying distance of the Moon from the Earth</p> Signup and view all the answers

    Why is it difficult to make a scale model of the solar system?

    <p>The vast distances between planets</p> Signup and view all the answers

    What is the primary energy source driving the water cycle?

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

    How does the Coriolis Effect influence the movement of fluids on Earth?

    <p>Causing deflection of moving objects to the right in the Northern Hemisphere and to the left in the Southern Hemisphere</p> Signup and view all the answers

    What causes deep ocean currents?

    <p>Differences in water density due to variations in temperature and salinity</p> Signup and view all the answers

    Which statement describes climate?

    <p>Long-term patterns of temperature, humidity, wind, and precipitation in a region</p> Signup and view all the answers

    What are greenhouse gases primarily responsible for?

    <p>Trapping heat in Earth's atmosphere</p> Signup and view all the answers

    What is the primary cause of the difference between spring tide and neap tide?

    <p>The alignment of the Sun, Earth, and Moon</p> Signup and view all the answers

    What causes deep ocean currents and surface currents?

    <p>Differences in water temperature and salinity</p> Signup and view all the answers

    What determines whether a statement describes weather or climate?

    <p>The duration over which it is observed</p> Signup and view all the answers

    What causes the tides?

    <p>Gravitational pull of the Moon and Sun</p> Signup and view all the answers

    What are greenhouse gases primarily responsible for?

    <p>Trapping heat in the Earth's atmosphere</p> Signup and view all the answers

    How does the Coriolis Effect influence the movement of fluids on Earth?

    <p>Causing deflection of air and water due to Earth's rotation</p> Signup and view all the answers

    What is the primary energy source driving the water cycle?

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

    What is the primary cause of the difference between spring tide and neap tide?

    <p>The alignment of the sun, earth, and moon</p> Signup and view all the answers

    What causes the waxing and waning phases of the moon?

    <p>The relative positions of the sun, earth, and moon</p> Signup and view all the answers

    Why is it difficult to make a scale model of the solar system?

    <p>The vast differences in size and distances between celestial bodies</p> Signup and view all the answers

    What is the primary energy source driving the water cycle?

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

    Why do parts of the Earth receive direct sunlight or indirect sunlight during summer and winter seasons?

    <p>Due to the tilt of Earth's axis relative to its orbit around the sun</p> Signup and view all the answers

    How does the Coriolis Effect influence the movement of fluids on Earth?

    <p>It causes deflection to the right in the Northern Hemisphere and to the left in the Southern Hemisphere</p> Signup and view all the answers

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