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WorksheetsNC Geologic History & Volcano Review
Total questions: 15
Worksheet time: 8mins
True or False: The Appalachian Mountains are older than the Atlantic Ocean.
True
False
How old is the Earth estimated to be?
2,000 years old
4.6 Billion years old
10,000 years old
20 Billion years old 20 Billion years old
Most of current day North Carolina was underwater at one time.
True
False
The islands of the outer banks were created by:
continent-continent collisions
earthquakes
volcanic eruptions
beach erosion beach erosion
What is the oldest geologic time period?
Mesozoic
Paleozoic
Precambrian
Cenozoic
North Carolina's climate was once tropical because it was near the equator.
True
False
Region A on the map is the __________ region of NC?
Piedmont
Sandhils
Coastal Plain
Mountain
A large, steep-sided volcano, composed of alternating layers of ash and lava is known as a:
shield volcano
composite volcano
cinder cone volcano
none of these
Of the three types of volcanoes, which is the least explosive?
composite
shield
cinder cone
they all have the same level of explosiveness
This type of lava has a very rough, jagged appearance due to its high eruption rate.
pillow
pahoehoe
A'a
blocky
A bowl-shaped area that forms around a volcano's central opening.
vent
pipe
A'a
crater
Cinder cone volcanoes shoot up a large amount of lava in the air.
True
False
What type of rock will form after this lava cools?
mostly pumice
mostly granite
mostly basalt
mostly gabbro
Which type of volcano mostly makes up the Ring of Fire?
shield
composite
cinder cone
supervolcanoes
North Carolina:
has 100 counties
was one of the original 13 colonies
has the tallest mountain peak east of the Mississippi River
All of these are true
