Unit 6 Lesson 3: Notes on Oceans' Features
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Questions and Answers

What is the main cause of Southern USA experiencing colder and wetter winters?

  • Climate change
  • La Niña event (correct)
  • Phytoplankton activity
  • California's warm temperatures
  • How do phytoplankton contribute to the environment?

  • They create warmer climates
  • They absorb excess carbon dioxide
  • They cause ocean water to rise
  • They produce half of the world's oxygen (correct)
  • What is the process by which photosynthetic organisms create their food using sunlight?

  • Thermal absorption
  • Transpiration
  • Hibernation
  • Photosynthesis (correct)
  • What is the main factor that determines the salinity of the ocean?

    <p>The pressure in the ocean</p> Signup and view all the answers

    What is the significance of intertidal zones in marine ecosystems?

    <p>They are important breeding grounds for fish</p> Signup and view all the answers

    Which part of the ocean floor is characterized by being relatively flat and deep?

    <p>Abyssal plain</p> Signup and view all the answers

    Which phenomenon is responsible for causing the Southwestern USA to have a drier climate during La Niña events?

    <p>Warm ocean water moving west</p> Signup and view all the answers

    What type of coastline change occurs when beaches are eroded?

    <p>Introduction of new sand</p> Signup and view all the answers

    What effect does climate change have on ocean temperatures?

    <p>Leads to an increase in ocean temperatures</p> Signup and view all the answers

    Which type of current is primarily driven by wind in the ocean?

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

    What weather pattern involves ocean waters along South America?

    <p>El Niño event</p> Signup and view all the answers

    What causes cold water to sink and warm water to rise in the ocean?

    <p>Thermal energy transfer</p> Signup and view all the answers

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