Oceanography Semester 1 Review

New seafloor is formed at:

• Divergent boundary: Mid Ocean Ridge

• Convergent Boundary: Trench

• Subduction Zone: Trench

• Transform Boundary: San Andres Fault

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NGSS.MS-ESS2-1

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The layer of ocean water where temperature changes rapidly with depth is called:

• Halocline

• Pycnocline

• Troposphere

• Thermocline

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NGSS.MS-PS1-4

Tides are the daily change in the elevation of sea level caused by:

• Uneven heating of Earth

• Earth's revolution

• gravitational forces of the Sun & Moon

• Density differences

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Virginia Beach experiences cooler summers and warmer winters than Springfield because Virginia Beach:

• Is located closer to the Atlantic Ocean

• Is located closer to the equator

• Has a greater average yearly duration of energy from the sun

• Has a greater average yearly intensity of energy from the sun

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NGSS.MS-ESS2-5

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The Gulf Stream and the North Atlantic Current modify the climate of northwestern Europe by making it:

• Warmer and drier

• Warmer and more humid

• Cooler and drier

• Cooler and more humid

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NGSS.MS-ESS2-6

What can be inferred from this graph, assuming that the trend shown in the graph continues?

• Salinity of the ocean is likely to increase

• Glaciers in some parts of the world will melt faster than others

• Increasing carbon dioxide levels are to blame for melting glaciers around the world

• Sea level will likely rise

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The density of seawater depends on which factors? (Select all that apply)

• Salinity

• Latitude

• Temperature

• Proximity to land

Nutrients from decayed organisms on the seafloor are returned to the surface through the process known as:

• Convection

• Conduction

• Upwelling

• Plate tectonics

Which of the following describes how ocean currents move along a curved, rather than a straight path, due to the:

• Rain Shadow Effect

• Coriolis Effect

• Current Effect

• El Nino

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NGSS.MS-ESS2-6

Where would you find the coldest and saltiest water in the ocean?

• surface layer

• thermocline

• deep ocean

• mixed layer

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NGSS.MS-ESS2-6