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Ninth Grade (Grade 9) Oceanography and Hydrology Questions

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Grade 9 Oceanography and Hydrology
The diagram represents processes in the water cycle.
Water Cycles
Which letters below correctly identify precipitation and evaporation as shown on the diagram?
  1. D is precipitation and H is evaporation
  2. C is precipitation and K is evaporation
  3. B is precipitation and I is evaporation
  4. G is precipitation and E is evaporation
Grade 9 Oceanography and Hydrology
The large wave occurring with a hurricane is called a tsunami.
  1. True
  2. False
Grade 9 Oceanography and Hydrology
How are ocean currents created?
  1. Earth's rotation
  2. Density differences
  3. Earth's wind
  4. All of the above
Grade 9 Oceanography and Hydrology
How many high tides will most areas experience every twenty-four hours?
  1. one
  2. two
  3. three
  4. four
Grade 9 Oceanography and Hydrology
This is a structure that impounds water or controls river flow.
  1. dam
  2. aquifer
  3. reservoir
  4. water table
Grade 9 Oceanography and Hydrology
This is a region of permeable rock where groundwater is contained or flows.
  1. dam
  2. aquifer
  3. reservoir
  4. water table
Grade 9 Oceanography and Hydrology
The energy and motion of most waves is derived from                .
  1. currents
  2. tides
  3. wind
  4. gravity
Grade 9 Oceanography and Hydrology
Cold ocean currents typically affect climate by
  1. warming air.
  2. cooling air.
  3. drying land.
  4. flooding land.
Grade 9 Oceanography and Hydrology
About 97 percent of the water on Earth is                   .
  1. groundwater
  2. in the form of ice
  3. fresh water
  4. salt water
Grade 9 Oceanography and Hydrology
What process involves water vapor gathering together to form clouds?
  1. Evaporation
  2. Condensation
  3. Precipitation
  4. Runoff
Grade 9 Oceanography and Hydrology
About 70% of Earth's surface is covered with                    .
  1. land
  2. oceans
  3. continents
  4. standard time zones
Grade 9 Oceanography and Hydrology
This Earth Science studies how human activities, such as oil spills, affect Earth's oceans.
  1. astronomy
  2. meteorology
  3. geology
  4. oceanography
Grade 9 Oceanography and Hydrology
The Gulf Stream
  1. is a circular current in the Gulf of Mexico.
  2. flows from the Gulf of Mexico north across the Atlantic Ocean.
  3. is an upwelling current along the coast of Mexico.
  4. is a river that runs into the Gulf of Mexico.
Grade 9 Oceanography and Hydrology
Saltier seawater is more dense than ocean water with less salinity.
  1. True
  2. False
Grade 9 Oceanography and Hydrology
What process includes the movement of water on the ground towards bodies of water?
  1. Evaporation
  2. Condensation
  3. Precipitation
  4. Runoff
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