Multiple Choice
What is the main reason why the oceans are salty?
A) the early oceans were salty because comets are dirty snowballs
B) salt deposits that formed early in Earth's history become dissolved by modern oceans
C) weathering of rocks releases chemical elements that make the oceans salty
D) blowing salt crystals become incorporated into clouds and falls with the rainfall
Correct Answer:

Verified
Correct Answer:
Verified
Q11: Which of the following factors favors movement
Q12: Which of the following is NOT a
Q13: In which setting is karst topography most
Q14: Which of the following are true about
Q15: Which numbered feature on this figure is
Q17: What is the most common way in
Q18: Which of the following is valid for
Q19: Which of the numbered soil horizons is
Q20: How does material in soil move?<br>A) the
Q21: What type of slope failure has occurred