PLEASE HELP….I have geology questions i need help with. Are you smart?

JUST ANSWER WHAT YOU KNOW PLEASE
TERMS
Geologic time
Geologic time scale
Radiometric dating
Uniformitarianism
Absolute ages
Relative ages
Mass extinction
Paleogeography

Questions
1 Why is geologic time necessary for geologists?
2 On what information did geologists base the periods in the geologic time scale?
3 What is the difference between relative and absolute ages? Know some examples each.
4 What information is used to come up with relative ages? What information is used to assign radiometric ages?
5 Why is radiocarbon dating NOT used for most geology?
6 Approximately how old are the oldest rocks on Earth?
7 What is uniformitarianism? How is it used?

TERMS
Geologic History of Texas
Basin
Highlands
Shelf
Reef
Limestone
Oil
Permian basin
Pangea
Halite

Questions
8 Describe the processes that create oil and natural gas.
9 Why are ancient reefs often associated with deposits of oil and natural gas?
10 Who gets the royalties from oil and gas drilling in the Permian Basin in West Texas?
11 What is the name of the supercontinent that existed ~255 mya?
12 When was the Gulf of Mexico open from the west?
13 What mineral was deposited from the evaporation of seawater in the Gulf of Mexico?
14 Descripe the process that resulted in thick deposits of halite in the Gulf of Mexico and Texas.
15 What is the evidence for shallow seas that covered Texas about 100 mya?
16 What is a good modern analogy for the Permian Basin?
17 What tools do geologists use to find oil and gas deposits?

TERMS
End of the Dinosaurs
Chixculub
Meteorite
Ash layer
Yucatan Peninsula

18 What is some of the evidence that Chixculub was the meteorite that resulted in the extinction of the dinosaurs?
19 What is some of the evidence that Chixculub is a giant meteorite impact crater?
20 Where is Chixculub?
21 Why is iridium important in interpreting this part of the Earth’s history?
22 Can you see the Chixculub crater today? Why or why not?
23 When did the dinosaurs go extinct? This event is the boundary between what two time periods?

TERMS
Economic Resources in the GoM
Salt domes
Caprock
Gas hydrates
Sulfur
Reefs (Flower Gardens)

Questions
24 Describe the process that forms a salt dome
25 What resources are associated with salt domes?
26 What is a potential hazard to those living on top of or near salt domes?
27 What is a gas hydrate?
28 Why is it difficult to mine gas hydrates?
29 Who receives royalties from offshore drilling within Texas waters?

TERMS
The Passive Continental Margin
Passive continental Margin
Continental shelf
Continental slope
Continental rise
Abyssal plain
Deep-sea (abyssal) fan
Submarine canyons

30 Be able to describe and diagram the parts of a passive continental margin.
31 What do most abyssal plains look like?
32 What defines the continental shelf?
33 How is sediment deposited on the continental rise?
34 What is an abyssal fan? What role do they play in the basin system?
35 Describe the tectonic setting of the Gulf of Mexico.

TERMS
Climate and environment
Hypoxia/ Hyoxic Zone
Gulf Stream
Surface currents
Thermohaline circulation
Pollution
Hurricanes
Tornadoes

36 How does the hypoxic zone form? Why does it form near rivers?
37 Give an example of how humans can influence the locations and shapes of barrier islands.
38 What is the Gulf Stream? Where does it originate? Where does it end up?
39 How does the Gulf Stream affect the climate of the eastern USA and northern Europe?
40 What controls the surface ocean currents?
41 What role do currents play in controlling climate around the globe?

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