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Plate Tectonics Flashcards | StudBud
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Plate Tectonics
Plate Tectonics
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1
Describe Convection Current?
the conversion of a vapor or gas to a liquid
warm (less dense) material rises & cool (more dense) sinks
transfer of energy through touching
2
What is another word for transform boundary?
plate tectonic
plate boundaries
fault
3
What is the name of the fault in California?
San Michael
San Andreas
St. Andrews
4
Geological feature : volcanoes, mountain ranges, earthquake zones, and deep ocean trenches
convergent
divergent
Transform
5
Mount St. Helens is on an _________ plate?
Divergent
Convergent
Transform
6
Geological Feature: new ocean floor
Transform
Convergent
Divergent
7
The African Rift Valley is created by an _________ plate
Transform
Divergent
Convergent
8
What happens when 2 plates slide past each other horizontally
new seafloor
volcanoes
earthquakes
9
What evidence supports Continental Drift?
Continents fit back together like a jigsaw puzzle
Fossils of the same species are found on different continents
Matching geologic structures on different continents
10
Identify the plate boundary
Transform
Divergent
Convergent
11
Identify the plate boundary
Convergent
Transform
Divergent
12
When two tectonic plates meet, the less dense plate bends & slides underneath the other, curving down into the mantle
conversion
subduction
lithosphere
13
What is another name for liquid molten rock?
magma
igneous
lava
14
what plate boundary creates volcanoes?
Transform
Divergent
Convergent
15
What is the name Wegener used for the “super continent”
Continental
Pangaea
Earth’s landmass
16
Identify the Plate Boundary
Divergent
Transform
Convergent
17
____________ in the Earth's Mantle that are responsible for the movement of Earth's tectonic plates
convection currents
earths rotation
conduction
18
What is the name of Wegener’s theory about the position of tectonic plates?
jigsaw puzzle
plate placement
continental drift
