Ocean

What is the primary focus of oceanography?

• The study of freshwater ecosystems

• The study of atmospheric conditions

• The systematic study of the ocean environment on all scales

• The study of terrestrial wildlife

What percentage of the Earth's surface is covered by oceans?

• Over 50%

• Over 60%

• Over 70%

• Over 80%

Which of the following is NOT a discipline within oceanography?

• Geo

• Bio

• Chemical

• Astro

Which ocean is the most shallow?

• Pacific Ocean

• Atlantic Ocean

• Indian Ocean

• Arctic Ocean

What geological feature correlates with the youngest seafloor?

• Mountain ranges

• Ocean ridges

• Subduction zones

• Continental shelves

Tags

NGSS.MS-ESS2-3

Where do hydrothermal vents typically occur?

• Near coastlines

• In deep ocean trenches

• Near mid-ocean ridges and rises

• In freshwater lakes

What type of crust is the continental crust usually compared to the oceanic crust?

• Basaltic and thinner

• Granitic and lighter/thicker

• Sedimentary and denser

• Metamorphic and similar in thickness

Which of the following factors can cause salinity to vary?

• River runoff

• Sea ice formation

• Evaporation

• All of the above

How does the presence of oxygen in our atmosphere affect the ocean in a biological lens? Provide specific examples that we discussed in class.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4

How is the origin of Earth's Atmosphere related to its oceans?

Tags

NGSS.MS-ESS2-4