Question 1
Chemical sedimentary rocks form from materials ________.
◦ too fine to see without a microscope
◦ that form weak bonds with oxygen
◦ carried in solution
◦ all of the above
Question 2
Limestone is formed primarily through ________.
◦ chemical interactions between ocean bottom sediments and ions in sea water
◦ biochemical sediments secreted by marine organisms
◦ direct precipitation from seawater
◦ evaporation of calcite rich seawater