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Seventh Grade (Grade 7) Oceanography and Hydrology Questions

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Grade 7 Oceanography and Hydrology
A large stream of ocean water that moves continuously in about the same path, mostly due to blowing winds, is a(n)
  1. continental shelf.
  2. upwelling.
  3. surface current.
  4. deep ocean current.
Grade 7 Oceanography and Hydrology
A measure of the cloudiness of water that is caused by suspended solids.
  1. Potable
  2. Microbial Load
  3. Dissolved Solids
  4. Turbidity
Grade 7 Oceanography and Hydrology
Which of the following factors would most influence the shore impact of a tsunami?
  1. tide height
  2. the season
  3. air temperature
  4. water temperature
Grade 7 Oceanography and Hydrology
Which describes the global ocean conveyor belt?
  1. The oceans influence climate
  2. Moves water between the deep and surface ocean worldwide
  3. It takes significant energy to change the state of water
  4. Hydrogen bonds absorb heat when they break, and release heat when they form.
Grade 7 Oceanography and Hydrology
Which of the following factors affect ocean water density?
  1. pressure
  2. temperature
  3. salinity
  4. all of the above
Grade 7 Oceanography and Hydrology
Which is not a process of seafloor spreading?
  1. only the continents drifted across the ocean floor
  2. the molten material spreads out and pushes older rock to both sides of the ridge.
  3. molten material erupts through the mid-ocean ridge
  4. continually adds new material to the ocean floor.
Grade 7 Oceanography and Hydrology
The process that moves sand along a shore is                 .
  1. upwelling.
  2. longshore drift.
  3. abrasion.
  4. density current.
Grade 7 Oceanography and Hydrology
Seafloor spreading happens in mid-ocean ridges.
  1. True
  2. False
Grade 7 Oceanography and Hydrology
The following are all types of freshwater regions except which type?
  1. estuary
  2. pond
  3. wetland
  4. river
Grade 7 Oceanography and Hydrology
When a river floods, it deposits fine sediments on the                .
  1. meander
  2. alluvial fan
  3. delta
  4. floodplain
Grade 7 Oceanography and Hydrology
The shoreline marks the end of the continent.
  1. True
  2. False
Grade 7 Oceanography and Hydrology
The movement of the ocean floor on either side of a mid-ocean ridge is best known as
  1. rifting.
  2. glaciation.
  3. ocean-floor spreading.
  4. subduction.
Grade 7 Oceanography and Hydrology
A tsunami is one large wave that washes on shore.
  1. True
  2. False
Grade 7 Oceanography and Hydrology
What process involves heating liquid water to form water vapor?
  1. Evaporation
  2. Condensation
  3. Precipitation
  4. Runoff
Grade 7 Oceanography and Hydrology
Organisms that live on the ocean floor are                .
  1. benthos
  2. nekton
  3. plankton
  4. diatoms
Grade 7 Oceanography and Hydrology
Which of the following DECREASES with depth in the ocean?
  1. light
  2. temperature
  3. pressure
  4. all of the above
Grade 7 Oceanography and Hydrology
Water vapor in the atmosphere can cool and return to liquid form through                .
  1. evaporation
  2. condensation
  3. precipitation
Grade 7 Oceanography and Hydrology
Lava from undersea rift zones produces volcanoes and mountain chains called                 .
  1. the Ring of Fire
  2. subduction zones
  3. hot spots
  4. mid-ocean ridges
Grade 7 Oceanography and Hydrology
Which is one the saltiest bodies of water on planet Earth?
  1. Dead Sea
  2. Red Sea
  3. Mediterranean Sea
  4. Black Sea
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