Multiple Choice
How does chalk form?
A) evaporation of water in a lake or sea
B) accumulation of microscopic organisms composed of calcium carbonate
C) precipitation from seawater early in Earth's history
D) accumulation of silica-rich organisms or mixing of seawater and groundwater
Correct Answer:
Verified
Correct Answer:
Verified
Q28: What typically happens to the size, shape,
Q29: What sedimentary environments dominate the area around
Q30: What type of rock would you form
Q31: In warm, shallow, marine environments, corals and
Q32: Loose sand on the continental shelf or
Q34: Gradational boundaries between different sedimentary rock types
Q35: Which of the following processes produce sedimentary
Q36: If you were designing a rock that
Q37: Which of the following environments would most
Q38: Sediments with a large amount of sand