Earth Science Chapter 13 Oceanography

They are vast bodies of salt water that separate the continents.

• oceans

• seas

• lakes

• rivers

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NGSS.MS-ESS2-4

What percentage of the planet earth is covered by the ocean?

It is the height of the ocean´s surface at a given point on the earth´s surface.

To measure the elevation of a mountain we use which type of sea level?

• local sea level

• mean sea level

What are the two most important chemicals in seawater?

• chlorine

• potassium

• sodium

• sulfur

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NGSS.MS-PS1-1

Select two of the gases found in ocean water:

• oxygen

• helium

• carbon dioxide

• magnessium

TRUE OR FALSE.

The gases in seawater come from the ocean.

Right now, the _______ sea level is rising about 2.5 mm each year worldwide due to global warming.

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NGSS.MS-ESS3-5

Select the name of the scientists that study the ocean:

• biologists

• oceanographers

• pedologists

• vulcanologists

Write the three factors that affect the sea level:

Evaluate responses using AI:

OFF

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NGSS.MS-ESS2-4

NGSS.MS-ESS3-4