Oceanology

How much of earth's surface is covered by oceans?

• More than 70%

• Less than 20%

• 50% exactly

• 23% exactly

How does the water in the ocean interact with most of the heat from the sun?

• The water reflects the heat

• The water absorbs the heat

• The two do not interact

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS2-6

How would climate be impacted if there were no surface ocean currents?

• Climate would not be impacted

• The hot regions would be less hot, the cold regions would be less cold

• The hot regions would be more hot, the cold regions would be more cold

Tags

NGSS.MS-ESS2-6

Earth rotates on its axis which deflects air towards the right in the Northern Hemisphere and left in the Southern Hemisphere. What is this process called?

• The Coriolis Effect

• The Axis Effect

• The Greenhouse Effect

• This doesn't happen

Tags

NGSS.MS-ESS2-6

What is the average salinity of the oceans?

• 0.05 ppt

• 335 ppt

• 1000 ppt

• 0.5 ppt

What happens to the salinity of ocean water as you move towards the poles?

• It decreases

• It increases

• It stays the same

• There is not pattern

Different water samples' salinity can be seen below. Select the one that would be most dense based on its salinity.

• 100 ppt

• 10 ppt

• 1 ppt

• 1000 ppt

Different water samples' temperatures can be seen below. Select the one that would be most dense, and therefore further down, based on its temperature.

• 100 degrees Celsius

• 32 degrees Celsius

• 0 degrees Celsius

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Water with _____ salinity and _____ temperature will be the MOST dense.

• higher, lower

• higher, higher

• lower, higher

• lower, lower

Which of the following is driven by a difference in temperature and salinity in the ocean waters?

• Tides

• Surface Currents

• Deep Ocean Currents

• Gulf Stream

Tags

NGSS.MS-ESS2-6