Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
10 Cards in this Set
- Front
- Back
lithosphere
|
the crust and upper area of the mantle, consisting of plates
|
|
theory of plate tectonics
|
the idea that the earth's crust is made up of moving plates
|
|
plate boundaries
|
places where plates meet
|
|
earthquake
|
rocks along the plate boundaries shift suddenly and release stored energy causing vibrations that shake and rattle the earth's surface
|
|
faults
|
breaks in the earth's surface along which rocks can move
|
|
thrust or reverse fault
|
rocks push together until they force a section or rock upward (colliding)
|
|
normal fault
|
rocks move apart, a section of rock may fall between the separating rocks-this allows molten rock to form new land
|
|
strike-slip fault
|
rocks move horizontally past each other
|
|
focus
|
beginning point of an earthquake
|
|
epicenter
|
the point on the surface of the earth directly above the focus
|