Download Geology Study Questions

Geology Study Questions
Ch 6 Part 2
Name:_________________________
What’s an “aqueous environment” in plain and simple terms?
What do we mean when we say a chemical sedimentary rock is precipitated from
an aqueous environment – in words of one syllable?
We know it’s limestone if it’s made (almost entirely) of:_____________________
What are the 2 ways that living things can create limestone?
--What are two types of organic limestone?
Inorganic limestone is formed when what happens?
During recrystallization, the atomic bits in the limestone do …what?
If you want to convert a chunk of limestone to dolomite, what would you do to it?
Chert isn’t made of the same stuff as limestone. What’s it made of?
If I offer you $20 to form an evaporate mineral in the lab, is that a good deal?
How would you do it?
Organic limestone, chert, and oil all form from the dead bodies or shells of
___________________ that lived in _____________________. Coal is formed
when dead _______________ fall into a _____________ and become
___________________ which is then _______________________________.
How can you use the structures in sedimentary rock to tell which rocks are
oldest?
Describe in your own words how cross-bedding forms:
Why are the largest articles in a graded bed almost always on the bottom?
Mud cracks and ripple marks both preserve ancient ____________________.