What unlikely feature formed along the fault scarps of Central California?
Question 1
What unlikely feature formed along the fault scarps of Central California?
Pinnacle National Park
The Salton Sea |
Wallace Creek |
Sag ponds |
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Why do mountains form around Big Bend?
Fault creep creates pressure, causing uplift.
Magma surfaces when the San Andreas Fault creeps. |
The bend in the fault causes this area to be bound, squeezed, and uplifted. |
The fault is raised here. |
Question 3
When was the last big Earthquake along the main fault?
1871
1989 |
2011 |
1906 |
Question 4
When did the San Andreas Fault appear?
50,000 years ago
28 million years ago |
50 million years ago |
28,000 years ago |
Question 5
What is an example of this plate movement?
The Salton Sea
The separation of California and Baja California |
Rocks of Pinnacles National Park match those of Antelope Valley, nearly 200 miles away |
The northward flow of rivers along the San Andreas fault |
Question 6
In which direction does Wallace Creeks offset?
Northeast
Northwest |
Southwest |
Southeast |
Question 7
What two plates interact to form the San Andreas Fault?
Pacific plate and Caribbean plate
Pacific plate and Nazca plate |
North American plate and Pacific plate |
North American plate and Cocos plate |
Question 8
The Pacific Plate is comprised of:
mostly continental lithosphere with some oceanic lithosphere.
only continental lithosphere. |
only oceanic lithosphere. |
mostly oceanic lithosphere with some continental lithosphere. |
Question 9
In your own words, what creates Earthquakes? (100 word minimum)