National Park History
Yellowstone
How old are the shenandoah mountains?
1-1.2 billion years
Cracks in rock formations.
How do folds from?
When rocks are compressed.
How hot is death valley on average?
115 Degrees F
Where is Death Valley located?
Arizona
What is the reason for the name the "great basin"
No natural water outlet to the ocean.
how are normal faults formed?
Rock is pulled apart
What are syncline folds?
folded downward in a trough pattern.
True or False. The Redwood forest is very foggy.
True.
Which national park is known for having gold?
Joshua tree national park
What causes u shaped valleys in mountains?
How are reverse faults formed?
Rock being pushed together
What are anticline folds?
rocks are folded upward in an arch.
How old are some of the joshua trees?
up to and over 1000 years old.
up to 2000 feet tall.
In the great Smoky mountains, what is the anakeesta formation mostly made of?
slate
What is a strike slip fault?
lateral movement along the fault
What is a monocline fold?
One side of rock layers folded down.
Why are they called the hanging and footwall.
Hot springs national park
How do speleothems form?
Deposition of minerals from water as it drops off a caves ceiling.
What is the difference between the hanging and footwall?
What are dome/basin formations?
folds that have concentric patterns of rock.
What are joints?
fractures or cracks in the earth’s surface at which there is no displacement.