Earth's Layers
What is the outermost layer of the earth called
Crust
Plates moving apart
Divergent Boundary
Famous Fault Line in California
San Andreas Fault
What Theory Explains movement of Earth's Plates
Plate Tectonics
What causes most earthquakes
sudden slip along plate boundaries
What Layer is made of hot, flowing rock beneath the crust
mantle
Plates Collide
Convergent Boundary
What is the world's longest underwater mountain range
Mid-Atlantic ridge
What process creates new ocean crust
Seafloor Spreading
Which boundary type is most common for earthquakes
transform boundaries
What are the two parts of earth's core and what state of matter are they (solid, liquid, gas)
outer core - liquid
Inner core- solid
Slide Past One Another
Transform Boundary
What mountain range formed from India colliding with Asia
Himalayas
What Supercontinent did Alfred Wegener propose
Pangea
What is the name for a chain of volcanoes around the pacific ocean
the Ring of Fire
Which layer drives plate motion through convection currents
mantle
What is it called when one plate slides under another
Subduction
Deepest Ocean Trench on Earth
Mariana Trench
What is the force called when a heavy, cold plate pulls the rest along
slab pull
How do Hotspots form Volcanic Island
Plates move over a stationary hot spot
Why is the inner core solid even though it is extremely hot
Intense pressure
Which boundary type creates Mid- Ocean Ridges
Divergent Boundary
Which Boundary Created the Andes Mountains
Convergent Boundary
Which force pushes plates apart at Mid-ocean ridges
Ridge Push
Tool Scientists use to measure earthquake movements
Seismograph