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Seventh Grade (Grade 7) Oceanography and Hydrology Questions

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Grade 7 Oceanography and Hydrology
The rise and fall of water on Earth is caused mainly by                         .
  1. the Moon's gravity
  2. the tilted axis of Earth
  3. the Moon's phases
  4. changes in the weather
Grade 7 Oceanography and Hydrology
Giant sea waves caused by earthquakes on the ocean floor are called
  1. faults.
  2. volcanoes.
  3. tsunamis.
  4. seismograms.
Grade 7 Oceanography and Hydrology
                involves the processes of evaporation, condensation, and precipitation.
  1. Circulation
  2. Respiration
  3. Digestion
  4. Water Cycle
Grade 7 Oceanography and Hydrology
What are Mid-Ocean ranges?
  1. systems of mountains that rise from the ocean floor.
  2. faults in the ocean floor.
  3. only found in the Pacific Ocean.
  4. only found in the Atlantic Ocean.
Grade 7 Oceanography and Hydrology

This question is a part of a group with common instructions. View group »

Which of the following moves water between Earth's surface and the atmosphere and back again?
  1. water cycle
  2. condensation cycle
  3. precipitation
  4. transpiration
Grade 7 Oceanography and Hydrology
A measure of how acidic or alkaline water is called                .
  1. pH
  2. turbidity
  3. eutrophication
  4. pollution
Grade 7 Oceanography and Hydrology
What is it called when two oceanic plates move apart and new crust is formed?
  1. continental drift
  2. Pangaea
  3. seafloor spreading
  4. erosion and weathering
  5. cementation and compaction
Grade 7 Oceanography and Hydrology
What is the water that sinks into the soil beneath Earth's surface called?
  1. runoff
  2. water vapor
  3. condensation
  4. groundwater
Grade 7 Oceanography and Hydrology
What happens when the seafloor spreading occurs?
  1. there are more fossils.
  2. the plates crack.
  3. crust is added to the ocean floor.
Grade 7 Oceanography and Hydrology
What is the part of the Earth system that contains all of Earth’s water called?
  1. Atmosphere
  2. Geosphere
  3. Hydrosphere
  4. Biosphere
Grade 7 Oceanography and Hydrology
A delta is made up of sediments
  1. deposited at the mouth of a river.
  2. deposited on the inside of a meander loop.
  3. deposited at the headwaters of a river.
  4. deposited on the outside of a meander loop.
Grade 7 Oceanography and Hydrology
The process by which molten material adds new oceanic crust to the ocean floor.
  1. continental drift
  2. seafloor spreading
  3. plate tectonics
  4. rift valley
Grade 7 Oceanography and Hydrology
In the water cycle, what is the process that causes the formation of clouds from water vapor?
  1. condensation
  2. evaporation
  3. precipitation
  4. radiation
Grade 7 Oceanography and Hydrology
Ocean currents are mainly caused by which two factors?
  1. winds and earthquakes
  2. volcanoes and tides
  3. winds and density differences
  4. tides and water density differences
Grade 7 Oceanography and Hydrology
What is percentage of Earth covered by water?
  1. 29.2%
  2. 50%
  3. 70.8%
  4. 100.2%
Grade 7 Oceanography and Hydrology
The effect of the Sun heating the ocean makes the water near the top of the ocean
  1. warmer than the water at the bottom.
  2. cooler than the water at the bottom.
  3. the same as the water at the bottom.
Grade 7 Oceanography and Hydrology
The Sun's energy changes lake water into a gas. What step in the water cycle is this?
  1. condensation
  2. precipitation
  3. evaporation
  4. runoff
Grade 7 Oceanography and Hydrology
The rising of deep cold currents to the ocean surface is called
  1. surfing.
  2. mapping.
  3. reefing.
  4. upwelling.
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