Oceans Intro

about _____% of the Earth's water can be found in our oceans.

• 25%

• 67%

• 72%

• 97%

Tags

NGSS.MS-ESS2-4

There are _____ oceans in the world

• 4

• 6

• 5

• 9

The _________ is located in the North Pole.

• Antarctic Ocean

• Southern Ocean

• Arctic Ocean

• Indian Ocean

The most abundant salt in seawater is

• calcium chloride

• magnesium chloride

• manganese chloride

• sodium chloride

What does salinity measure?

• ocean temperature

• amount of salt in water

• ratio of mass to volume

The large, flat part of the ocean floor is called the _____________. 

• trench

• continental shelf

• continental slope

• abyssal plain

What do you call an underwater mountain?

• trench

• abyssal plain

• seamount

• volcanic island

A volcanic mountain that rises above the surface of the water is called ____________

• trench

• island

• mid-ocean ridge

• seamount

What is a deep, underwater valley or canyon on the ocean floor?

• seamount

• trench

• continental rise

• continental slope

If you are walking into the ocean you would be on the continental...

• shelf

• slope

• rise