Pangea
Plate Tectonics
The Rock Cycle
100
What is the name of the proposed giant landmass made up of all seven continents?
Pangea
100
Which type of plate boundary to two plate move AWAY from each other?
Divergent
100
Which type of rock would be found as it sinks towards the mantle at a subduction zone?
Metamorphic
200
Which scientist proposed the idea that the continents were once all connected as Pangea, but drifted to their current positions?
Alfred Wegner
200
Which type of plate boundary exists between the Pacific Plate and North American Plate?
Transform
200
Which type of rock would be found at the mid-ocean ridge?
Igneous
300
What is the name of the theory that the continents were once connected in one supercontinent (Pangea) and drifted to their current positions?
Continental drift
300
What is being depicted below, in which two plates move towards each other, and one plate sinks below the other?
Subduction
300
Which type of rocks would a volcano be made from?
Igneous
400
What two pieces of evidence helped support Wegner's continental drift hypothesis?
1. The same fossils found on different continents
2. The shape of the continents look like puzzle pieces
400
Which process is being depicted below, in which sea floor is created?
Sea floor spreading
400
Which type of rocks typically form at our earth's surface and is depicted below?
Sedimentary
500
What mechanism helps explain how entire continents can drift/ move apart?
Plate tectonics
or
Convection in the mantel moving crust on top
500
What is the NAME of the location where sea floor spreading takes place?
The mid-ocean ridge
(mid-atlantic ridge acceptable)
500
Which type of igneous rocks form within the earth's surface and have large crystals?
INTRUSIVE