VOCAB
PLATE BOUNDARIES
LANDFORMS
PLATES
MISC
100
Super continent that existed 200 million years ago
What is PANGAEA
100
2 plates colliding
What is a convergent boundary?
100
Continental and continental plates colliding form these
What are mountains?
100
The presence of these privide evidence for continental drift
What are fossils and rock sequences?
100
This scientist was in the navy and used sonar to map oceans
Who is Harry Hess?
200
This is movement of heated material cause the plates to move
What are convection currents?
200
2 plates moving apart
What is a divergent boundary?
200
When an oceanic plate slips under a continental plate these will form above the subduction zone.
What are volcanoes?
200
Harry Hess used this to map the ocean floor and discover the mid atlantic ridge
What is sonar?
200
Laval lamps are a good example of this science concept
What are convection currents?
300
Alfred Wegener proposed this theory
What is plate tectonics?
300
2 plates sliding past one another
What is a transfprm boundary
300
The himayalans were formed this way.
What is the collision of 2 continental plates?
300
The plate that causes the volcanoes and Cascade Mountains in Oregon
What is the Juan De Fuca plate (not wanda - Nick)
300
This country was formed by 2 oceanic plates colliding and creating an island arc and trench.
What is Japan?
400
The crust and upper part of the mantle
What is the lithosphere?
400
this process occurs when one plate slips under another
What is subduction?
400
The Great Rift Valley in Africa is this boundary
What is a divergent boundary?
400
The San Andreas fault is this type of boundary
What is a transform boundary?
400
This is Mrs. Nicholls' fav holiday
What is Halloween?
500
The lower part of the mantle
What is the asthenosphere?
500
The process that adds new land at a divergent boundary
What is sea floor spreading?
500
This formed the Andes Mountain Range in S. America
What is a convergent boundary (oceanic & continental)?
500
Seafloor spreading also provided evidence of _______ reversals.
What is magnetic?
500
This happens 2 times a year when there is equal amount of daylight and darkness
What is an equinox?
M
e
n
u