What is the typical depth of light penetration in the open ocean?
A) 40 meters
B) 100 meters
C) 330 meters
D) 600 meters
B
You might also like to view...
Rocks show positive magnetic anomaly when:
a) They record the normal polarity b) They record reverse polarity c) They contain unusually high amounts of magnetic minerals d) They contain unusually low amounts of magnetic minerals e) they have a certain chemical composition
Seismology has provided critical data for modeling Earth's interior
What will be an ideal response?
The main problem with use of conventional natural gas as a transportation fuel is
a. the expensive engine modifications required to convert an automobile for use of natural gas b. the fact that it has higher CO2 emissions than gasoline produced from conventional oil c. the very low reserves, which could supply U.S. needs for less than 25 years d. the fact that not many fueling stations exist at present e. it can only be obtained by fracking
Describe the differences in climate that occur in cities located upwind and downwind of a large, north-south oriented mountain range.
What will be an ideal response?