4.7 Oceans Review

What is salinity?

• The measure of salt dissolved in water

• Thick layers of sediment on the ocean floor

• Mixing of water at different temperatures

• Runoff sand, mud, and rocks into the ocean floor

Based on the notes, what is the student studying?

• The Atlantic Ocean

• Tsunamis

• Tides

• The Gulf Stream

Tags

NGSS.MS-ESS2-6

Which of the following is the DEEPEST part of the ocean?

• Ocean Trench

• Abyssal Plain

• Continental Shelf

• Continental Slope

How do ocean currents form?

• Earthquakes shaking the ocean & erupting volcanoes

• Typhoons & hurricanes that begin over open water

• Marine plant & animal population increases

• Wind patterns & temperature differences in water

Tags

NGSS.MS-ESS2-6

Which depth has the LOWEST salinity level?

(Hint: click the graph to make it larger.)

• 0 meters

• 500 meters

• 1000 meters

• 3000 meters

What can you infer based on the graph?

• Salinity increases as it gets deeper

• Salinity is highest on the continental slope

• Salinity is highest on the continental shelf

• Salinity is highest on the surface

About what is the salinity at 1500 meters?

(Hint: click the graph to make it larger.)

Which organism most likely lives at the greatest depth (deepest part) of the ocean?

(Hint: the greater the depth, the less light there is)

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Tags

NGSS.MS-LS4-4

What is the MAIN cause of the tides?

• Runoff from nearby land

• Melting icebergs & evaporation rates

• Difference in temperature of the ocean water

• Moon's gravitational pull

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

The __________ is the flattest part of the ocean floor.

• Continental Shelf

• Abyssal Plain

• Ocean Trench

• Continental Rise

Tags

NGSS.MS-ESS2-3