Limestone is formed primarily through ________
A) evaporation of calcite rich seawater
B) biochemical sediments secreted by marine organisms
C) chemical interactions between ocean bottom sediments and ions in sea water
D) direct precipitation from seawater
B
You might also like to view...
The Richter magnitude is determined by measuring the amplitude of wave motion on a seismograph
a. True b. False
The Thornthwaite system of climate analysis is most successfully applied in:
a. northwestern Europe. b. central China. c. eastern and Midwestern United States. d. central and western Russia.
Which of the following generally has the lowest surface slope?
A) beach shoreface B) continental rise C) continental slope D) continental shelf
Why did Hubble think the Cepheid variables he saw in "Fuzzy Patches" were outside the milky way?
A) They were dim. B) They were small. C) They had a red shift character. D) Their brightness varied.