Geology 6 Continued Flashcards
(9 cards)
1
Q
Transgression
A
occur when sea level rises and the coastline migrates inland
2
Q
Reggression
A
when sea level falls and the coastline migrates seaward
3
Q
Diagenesis
A
involves processes leading to lithification and processes that alter sedimentary rock to a lower temp that can cause metamorphism
4
Q
Volcanic Hazards
A
no way to accurately predict when a volcano will erupt
5
Q
pyroclastic flows
A
a composite volcano that erupts violently, heavier particles slide down quickly kills every living thing
6
Q
tephra volcanic
A
can bury whole towns kill crops and disrupts air flight
7
Q
lanars
A
mudflows of water and ash , can carry everything away with it
8
Q
What is a type of biochem rock
A
Limestone
9
Q
What is a type of chemical rock
A
Halite
