Hydrosphere Ocean Currents Quiz
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Questions and Answers

What is the most important feature of the ocean?

  • Ocean temperature
  • Ocean waves
  • Types of ocean water
  • Ocean currents (correct)
  • Which type of ocean water moves towards the equatorial region as an under current?

  • Equatorial ocean water
  • Surface current
  • Warm and light ocean water
  • Cold and heavy ocean water (correct)
  • What percentage of the earth's surface is occupied by seas, oceans, lakes, and rivers?

  • 70% (correct)
  • 50%
  • 30%
  • 40%
  • What is the vertical movement of ocean water known as?

    <p>Ocean tides</p> Signup and view all the answers

    What is the main feature of ocean currents?

    <p>Horizontal movement of ocean water</p> Signup and view all the answers

    Which type of ocean current is characterized by warm and light ocean water moving towards the polar region?

    <p>Surface current</p> Signup and view all the answers

    What percentage of the earth's surface is occupied by oceans?

    <p>60%</p> Signup and view all the answers

    Which type of ocean water moves towards the equatorial region as an under current?

    <p>Cold current</p> Signup and view all the answers

    What is the horizontal movement of ocean water in a definite direction and regular pattern called?

    <p>Surface current</p> Signup and view all the answers

    What is the vertical movement of ocean water known as?

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

    Study Notes

    Ocean Features and Movements

    • The most important feature of the ocean is its ability to regulate the Earth's climate and provide half of the oxygen we breathe.

    Ocean Water Movements

    • Deep water moves towards the equatorial region as an undercurrent.

    Earth's Surface Coverage

    • About 71% of the Earth's surface is occupied by seas, oceans, lakes, and rivers.

    Ocean Currents

    • The vertical movement of ocean water is known as upwelling.
    • The main feature of ocean currents is that they are driven by winds, tides, and thermohaline circulation.
    • Warm and light ocean water moving towards the polar region characterizes the surface currents.

    Ocean Coverage

    • About 97% of the Earth's surface water is occupied by oceans.

    Ocean Currents and Movements

    • The horizontal movement of ocean water in a definite direction and regular pattern is called a current.
    • Deep water moves towards the equatorial region as an undercurrent.
    • Ocean water movements can be classified into surface currents and undercurrents based on their direction and type.

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    Description

    Test your knowledge about ocean currents and their concepts and types. Learn about the horizontal and vertical movement of ocean water in this quiz.

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