Unit 6 Lesson 3 Notes: Oceans Water and Features
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Questions and Answers

What is the main cause of Southern USA having a colder and wetter winter?

  • La Niña event moving warm ocean water west (correct)
  • Climate change causing ocean temperatures to rise
  • Phytoplankton producing half of the world's oxygen
  • Intertidal zones between high and low tides
  • What effect does a La Niña event have on the climate of Southwestern USA?

  • Causes a drier climate (correct)
  • Increases rainfall
  • Makes winters colder
  • Causes a warmer climate
  • How do photosynthetic organisms create food for survival?

  • Feed on phytoplankton
  • Use sunlight in photosynthesis process (correct)
  • Rely on moonlight for energy
  • Absorb nutrients from the soil
  • Where do phytoplankton typically reside?

    <p>Near the surface of the water</p> Signup and view all the answers

    What is the main cause of corals and other marine life dying or relocating?

    <p>Rising ocean temperatures due to climate change</p> Signup and view all the answers

    What is the primary factor that determines the salinity of the ocean water?

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

    During which state is the tide at its highest level?

    <p>High tide</p> Signup and view all the answers

    Which part of the ocean floor is characterized by a rapid increase in depth from the continental shelf?

    <p>Continental slope</p> Signup and view all the answers

    What geological feature is known for being a deep valley-like part of the ocean floor?

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

    Which type of coastline change involves the disappearance of beaches due to natural processes?

    <p>Beaches washed away</p> Signup and view all the answers

    What type of current is primarily driven by wind on the ocean's surface?

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

    During an El Niño event, where do the ocean waters along South America typically become warmer?

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

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