Ocean Motion Assessment Mcfadden Period 8

38 Questions | Attempts: 93
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  • 1. 
    Water particles in waves move _____________.   
    • A. 

      Toward shore

    • B. 

      In a circle

    • C. 

      Sideways

    • D. 

      Backward

  • 2. 
    When a wave approaches shallow water, the ______________ increases.
    • A. 

      Wave height

    • B. 

      Wave length

    • C. 

      Circular motion

    • D. 

      All the above

  • 3. 
    When the Moon, Earth, and Sun are in a line, the tidal range is _______________.
    • A. 

      Unchanged

    • B. 

      Unpredictable

    • C. 

      Lowest

    • D. 

      Greatest

  • 4. 
    Giant waves produced by gravity are called _____________.
    • A. 

      Upwellings

    • B. 

      Tidal waves

    • C. 

      Currents

    • D. 

      Tides

  • 5. 
    When the Sun, Earth, and Moon form a 90 degree angle, we have  _____________ tides.
    • A. 

      Spring

    • B. 

      Neap

    • C. 

      Normal

    • D. 

      Fall

  • 6. 
    Wavelength is the horizontal distance between adjacent wave ____________.
    • A. 

      Particles

    • B. 

      Amplitudes

    • C. 

      Crests

    • D. 

      Tides

  • 7. 
    Surface currents are caused by ____________.
    • A. 

      Upwelling

    • B. 

      Cold water

    • C. 

      Warm water

    • D. 

      Winds

  • 8. 
    The lowest point on a wave is called the wave ____________________.
    • A. 

      Trough

    • B. 

      Crest

    • C. 

      Height

    • D. 

      Tide

  • 9. 
    Slow-moving, cold currents may rise to the surface.  This ________________ of cold water carries food particles to the surface, resulting in areas of good fishing.
    • A. 

      Upwelling

    • B. 

      Crest

    • C. 

      Tide

    • D. 

      Trough

  • 10. 
    An increase in ocean salinity can increase ______________, creating a current.
    • A. 

      Wavelength

    • B. 

      Density

    • C. 

      The Coriolis effect

    • D. 

      Wave height

  • 11. 
    Every 1 Kg of ocean water contains 35 g of _________________.
    • A. 

      Calcium

    • B. 

      Dissolved salts

    • C. 

      Sulfur

    • D. 

      Chloride ions

  • 12. 
    Surface currents affect _____________.
    • A. 

      High tides

    • B. 

      Low ides

    • C. 

      The ocean bottom

    • D. 

      The climate on continents

  • 13. 
    The oceans were formed when precipitation filled low areas on Earth called _________________.
    • A. 

      Basins

    • B. 

      Troughs

    • C. 

      Upwellings

    • D. 

      Groundwater

  • 14. 
    When the wind blows across a body of water, ____________ between the water and the air causes the water to move.
    • A. 

      Ions

    • B. 

      Gravity

    • C. 

      Friction

    • D. 

      Density

  • 15. 
    Earth's _____________ may have filled from water vapor given off by volcanoes.
    • A. 

      Contenents

    • B. 

      Soil

    • C. 

      Oceans

    • D. 

      Minerals

  • 16. 
    Once the atmosphere cooled enough, water vapor condensed and _________ began to fall onto the Earth.
    • A. 

      Dust

    • B. 

      Precipitation

    • C. 

      Lava

    • D. 

      Ash

  • 17. 
    Oxygen enters the ocean from the atmosphere and from organisms that _____________.
    • A. 

      Photosynthesize

    • B. 

      Form bones

    • C. 

      Respire

    • D. 

      Form shells

  • 18. 
    Dissolved calcium is carried to the ocean by _____________.
    • A. 

      Animals

    • B. 

      Rivers

    • C. 

      Wind

    • D. 

      Gravity

  • 19. 
    Because substances are constantly being added and substances are constantly being used by plants and animals, the salinity of the oceans _____________.
    • A. 

      Remains balanced

    • B. 

      Increases

    • C. 

      Decreases

    • D. 

      Doubles

  • 20. 
    Sea animals and plants use substances dissolved in Earth's ___________ to form bones and shells
    • A. 

      Atmosphere

    • B. 

      Oceans

    • C. 

      Ocean floor

    • D. 

      Continents

  • 21. 
    Waters off the western coast of a continents are usually colder because of the ________ origin of the ocean currents passing by.
    • A. 

      Polar

    • B. 

      Equatorial

    • C. 

      Temperate

    • D. 

      Warm

  • 22. 
    Currents off the eastern coasts of continents generally flow from the ___________ regions of Earth.
    • A. 

      Cold

    • B. 

      Temperate

    • C. 

      Equatorial

    • D. 

      Polar

  • 23. 
    What causes the water to go back into the sea after a wave breaks onto the shore?
    • A. 

      Gravity

    • B. 

      Density

    • C. 

      Friction

    • D. 

      Coriolis effect

  • 24. 
    If you were floating in a life raft in the Gulf Stream, you and the raft would _______________.
    • A. 

      Not move with the water

    • B. 

      Move in a circular motion

    • C. 

      Move back and forth

    • D. 

      Move with the surface current

  • 25. 
    Cold, dense water around Norway, Greenland, and Labrador form _______________.
    • A. 

      The California Current

    • B. 

      The Gulf Stream

    • C. 

      The Mediterranean intermediate water

    • D. 

      North Atlantic Deep Water

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