Marine Science Part A Midterm Review

What percentage of the Earth's surface is covered in water?

• 45 percent

• 63 percent

• 70 percent

• 82 percent

The thinnest layer of the Earth is:

• the crust

• the mantle

• the inner core

• the outer core

The Red Sea was created by which kind of movement in the plates?

• Lateral

• Divergent

• Convergent

• Transverse

Scientists share their conclusions with others in their field for all of the following reasons EXCEPT:

• to build the body of scientific knowledge

• to alert other scientists to new developments

• to contribute their results to the creation of a theory

• to ensure that no one else gets the same results from an experiment

Why does water attract so many other kinds of molecules?

• It has no charge

• It is positively charged

• It is negatively charged

• It is both positively and negatively charged

Heat capacity refers to the amount of energy it takes to raise the temperature of a substance by

• 1 degree

• 5 degrees

• 10 degrees

• 20 degrees

The location at 0° longitude is called:

• the equator

• the equilibrium

• the prime meridian

• the defining line

All of the following are examples of topography EXCEPT:

• rivers

• clouds

• waterfalls

• mountain ranges

Tides will be most visible:

• on shores and coasts

• in the middle of the ocean

• wherever the water temperature is warmest

• in freshwater bodies, such as lakes, rivers, and streams

How many of the Solomon Islands have disappeared because of erosion and increasing sea levels?

• one

• three

• five

• seven