Alfred Wegener
Plate Boundaries
Landforms
Vocab
Earths Layers
100
Continental Drift , continental drift
What was Alfred Wegener's Theory?
100
Compression , compression
What type of stress does a convergent plate boundary create?
100
Convergent Boundary , convergent boundary
How were the Himalayas formed?
100
Convection , convection , Convection Current , convection current
What is the cycle of heating, rising, cooling, and sinking
100
The outer most layer of the earth.
What is the crust?
200
sea-floor-spreading
what Was not Alfred's theory?
200
Tension , tension
What type of stress does a Divergent Boundary create?
200
Hot Spot
What forms a Volcanic Island?
200
Magnetometer , magnetometer
What is the tool that senses magnetic fields?
200
The inner most layer of the earth.
What is the core?
300
Pangaea exsisted how many years ago?
2 million years
300
Shear , shear , Shearing , shearing
What type of stress does a transform boundary create?
300
The youngest rocks in the ocean are located at the what?
what is the mid-oceanic ridge
300
Pangaea , pangaea
what is one large landmass that has divided into continents over a period of 2 million years?
300
A plastic like layer under the lithosphere.
What is the asthenosphere?
400
What did Alfred wegener do for A living
What is a scientist
400
Convergent , convergent
What is type of boundary is compression stress created?
400
Divergent Plate Boundary , divergent plate boundary
How are rift valleys formed?
400
Subduction zone
What is an area that goes down into the mantle in a convergent boundary?
400
A ridged layer of earths surface made up of crust and upper mantle.
What is the lithosphere?
500
study
what should you do at home
500
Transform , transform
What is the boundary in which shearing stress is created?
500
this forms a strike- slip- fault
what is a transform boundary?
500
Largest layer of earths surface, made up of silicone, oxygen, magnesium, and iron.
What is the mantle?
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