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Tenth Grade (Grade 10) Oceanography and Hydrology Questions

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Grade 10 Oceanography and Hydrology
Chemical oceanographers and marine chemists study the composition of                               .
  1. the number of marine organisms
  2. how these organisms develop
  3. bodies of water
  4. seawater
  5. none of these
Grade 10 Oceanography and Hydrology
Which ocean movement is slow-moving and occurs in deep waters?
  1. surface currents
  2. upwelling
  3. density currents
  4. waves
Grade 10 Oceanography and Hydrology
These stretches of ocean floor are "probably" the flattest surfaces on Earth.
  1. continental shelf
  2. mid-ocean ridges
  3. abyssal plains
  4. desserts of the Sahara
Grade 10 Oceanography and Hydrology
Approximately what percentage of Earth is covered by water?
  1. 23%
  2. 71%
  3. 50%
  4. 35%
Grade 10 Oceanography and Hydrology
This layer of the ocean is characterized by rapidly changing temperature.
  1. the surface layer
  2. the thermocline
  3. the bottom layer
  4. the arctic bottom layer
Grade 10 Oceanography and Hydrology
Which of the following does NOT affect wave height in deep water?
  1. wavelength
  2. wind speed
  3. wind duration
  4. fetch
Grade 10 Oceanography and Hydrology
Wave refraction is the
  1. bending of the wave around a headland.
  2. return of the wave after it hits the beach.
  3. forward bending of a wave before it breaks.
  4. redirection of most of the wave's destructive energy to the bay.
Grade 10 Oceanography and Hydrology
Wave steepness is the ratio of
  1. wave height to wavelength.
  2. wavelength to speed.
  3. wave speed to wave period.
  4. wave period to height.
Grade 10 Oceanography and Hydrology
What causes spring tides?
  1. The alignment of the Moon and the Sun at 180 degrees to Earth.
  2. The alignment of the Moon and Sun at 90 degrees to Earth.
  3. The alignment of the Moon and Sun at 45 degrees to Earth.
  4. The positions of the Sun and Moon do not matter because they are too far away from Earth.
Grade 10 Oceanography and Hydrology
Upwelling waters are                 than surface water.
  1. warmer
  2. cooler
Grade 10 Oceanography and Hydrology
Aquatic biomes are grouped by temperature and precipitation.
  1. True
  2. False
Grade 10 Oceanography and Hydrology
This hole in the deep seafloor releases hot fluid heated by magma.
  1. abyssal plain
  2. mid-ocean ridge
  3. volcano
  4. hydrothermal vent
Grade 10 Oceanography and Hydrology
Which ice is responsible for the roads becoming uneven?
  1. Pore ice
  2. Needle ice
  3. Segregated ice
  4. Wedge ice
Grade 10 Oceanography and Hydrology
Which term defines the layer that freezes and thaws and which time of year does it happen?
  1. The inactive layer; spring
  2. The permafrost layer; summer
  3. The striation layer; fall
  4. The active layer; summer
Grade 10 Oceanography and Hydrology
The difference between a lake and a pond is                          .
  1. salinity and depth
  2. temperature and salinity
  3. altitude and surface area
  4. surface area and depth
Grade 10 Oceanography and Hydrology
The dark, superheated water at a hydrothermal vent is over 500 degrees F, yet it remains a liquid when water boils at 212 degrees F.
What causes this very hot water to remain in the liquid state?
  1. The surrounding deep ocean water pressure.
  2. The cold deep ocean temperatures.
  3. The minerals dissolved in the vent water.
Grade 10 Oceanography and Hydrology
Which of the following lists ocean waves from smallest to largest?
  1. seiches, chop, capillary waves, swells, tsunamis, tides
  2. swells, capillary waves, seiches, chop, tides, tsunamis
  3. capillary waves, chop, swells, seiches, tsunamis, tides
  4. chop, seiches, swells, capillary waves, tides, tsunamis
Grade 10 Oceanography and Hydrology
Rouge waves form when there is destructive wave interference.
  1. True
  2. False
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