Oceanography Review

Oceanography is the study of

• physical features of the earth

• chemical features of the earth

• biological features of the earth

• all of the above

Tags

NGSS.MS-ESS2-4

What 2 elements combine to make the oceans salty?

• Chlorine and Sodium

• Sodium and Nitrogen

• Chlorophyll and Sodium

• Sodium and Carbon

Which GAS is NOT found dissolved in ocean water?

• nitrogen

• oxygen

• helium

• carbon dioxide

The average salinity of ocean water is

• 20 ppt

• 30 ppt

• 5 ppt

• 35 ppt

Which statement about the mixed layer of the ocean is FALSE:

• It absorbs most of the sun's light

• Most marine life is found here

• It has the greatest density

• the wind and the waves mix the heat evenly

All currents produced by winds are called __________ currents

• Warm water

• Cold Water

• Surface

• Upwelling

Tags

NGSS.MS-ESS2-6

The zone of rapid temperature change in ocean water is called

• area of upwelling

• intertidal zone

• the thermocline

• deep currents

Surface currents are important because they-

• Transfer heat throughout the ocean

• Breakdown piers

• Carry sand down the beach

• Cause tsunamis

Tags

NGSS.MS-ESS2-6

When the sun, moon and Earth are in a line we have the highest tide called a

• Neap tide

• Null tide

• Spring tide

• Full tide

Tags

NGSS.MS-ESS1-1

Which of these ocean features WOULD NOT be evident where there is tectonic activity

• seamounts

• mid-ocean ridge

• trenches

• abyssal plains