The Role of Water in Earth Proceses

An ocean is

• the largest body of water which contains salt water.

• a body of water surrounded by land.

• a flowing moving stream of water.

• a strip of flowing water with currents.

How much of the Earth's water is fresh water?

• 97%

• 100%

• 3%

• 71%

Most of the Earth's fresh water if found in

• aquifers

• lakes

• glacier and ice caps

• oceans

Tags

NGSS.MS-ESS2-4

About how much of Earth's water is actually usable?

• 71%

• 97%

• 1%

• 3%

Which of following is the most abundant salt in the ocean?

• sodium bicarbonate

• sodium chloride

• magnesium chloride

What is salinity?

• the mount of water in the ocean

• the coolness of the water

• the amount of dissolved gases in the water

• the amount of dissolved salts in the water

______is a range of mountains that wind through the ocean.

• volcanic islands

• seamount

• mid-ocean ridge

• trench

Tags

NGSS.MS-ESS2-3

A smooth, nearly flat region of the ocean floor is the

• abyssal plain

• guyot

• continental slope

• mid-ocean ridge

A volcanic mountain that does not break the surface of the ocean.

• guyot

• mid-ocean ridge

• seamount

• volcanic island

Which of these has the most influence on tides?

• sun

• moon

• earth

• wind