Earth's Interior
Convection in the Mantel
Continental Drift
Sea Floor Spreading
Plate Tetonics
100
Waves generated by an explosion or earthquake that travels along the surface
What are seismic waves?
100
The movement of energy from a hotter object to a cooler object
What is heat transfer
100
Proposed by Alfred Wagner; called it Pangea
What is continental drift
100
They are mountains under water
What are mid-ocean ranges
100
They are cracks in the earth's surface
What are faults
200
A continuous force
What is pressure
200
Transfer through space within a material and the movement of fluids
What is radiation conduction convection
200
Wagner could not prove how the continents drifted
Why was Wagner rejected
200
Harry Hess found the ocean floor moves by more material being added to the sea floor
What is sea floor spreading
200
When two plates move apart
What is divergent boundary
300
The crust, mantel, and core
What are the 3 main layers of the earth
300
The mass of an object
What is density
300
12 plates
How many plates in the earth
300
A device that bounces sound waves off under water objects
What is sonar
300
When two plates crash
What is convergent boundary
400
Part of the earth made up of rock that is hot
What is the mantel
400
The movement of fluids by the force of gravity
What is convection currents
400
1-2 centimeters per year
How far do plates move
400
The process of the sea floor spreading
What is subduction
400
When two plates slide past each other
What is transform boundaries
500
Part of the earth that is mostly metals, iron and nickel, and is solid
What is the core
500
Penguins
What is my moms favorite animal
500
Slow
Do the plates move fast or slow
500
Elephant
What is Nicholes favorite animal
500
Cracks in the earth's surface that move
What is a plate tetonic
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