Vocabulary 1
Vocabulary 2
Plates
Build It Up
Tear It Down
100
massive land area
continent
100
violent and sudden movement of the earth's crust
earthquake
100
name of the plate on which we live
North American Plate
100
Besides earthquakes, what is created when two plates carrying continents collide?
folded mountains (accept: mountains or mountain ranges)
100
What vocabulary term's definition is "giant slow moving sheets of ice?"
glaciers
200
center of the earth, formed of hot iron mixed with other metals
core
200
huge sea wave caused by an earthquake on the ocean floor
tsunami
200
Name for the plate carrying part of California and all of Hawaii
Pacific Plate
200
Which plate goes under the other when a plate carrying a continent collides with a plate carrying an ocean?
Ocean plate goes under
200
What vocabulary term's definition is "natural process that breaks surface rocks into boulders, gravel, sand and soil?"
weathering
300
rock layer about 1,800 miles thick between the earth's core and the crust
mantle
300
crack in the earth's crust
frault
300
On average, how far the plates move in a year
2-4 inches
300
What can be seen on the bottom of the ocean near the place where an ocean plate is colliding with a continental plate
a trench
300
What vocabulary term's definition is "process of moving weathered material on the earth's surface?"
erosion
400
hot melted rock beneath the earth's surface
magma
400
theory that the earth's crust is not an unbroken shell but consists of plates, or huge slabs of rock, that move
Plate Tectonics
400
name of the fault running through California
San Andreas Fault
400
What is created on the edge of a continental plate where it is colliding with an ocean plate?
volcanoes
400
What are the three greatest factors that erode or wear away surface material?
water, wind, and ice (accept glacier)
500
uppermost layer of the earth
crust
500
name for the under water mountain ranges that stretch for about 40,000 miles
midoceanic ridges
500
Name of the giant supercontinent believed to have existed 200 million years ago
Pangaea
500
What nickname is given to the area around the Pacific Ocean because so many volcanoes and earthquakes occur there?
Ring of Fire
500
Frost, chemicals or plants, which type of weathering slowly wears away very thin layers of rocks? It's why very old tomb stones are difficult to read.
chemicals
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