lesson 3 Flashcards
1
Q
crust
A
form into a hard outer layer.
2
Q
mantle
A
a thick layer of earth benenth the crust
3
Q
core
A
form into a hard outer layer of earth
4
Q
plate techonics
A
form into a hard outer layer.
5
Q
earth quakes
A
what happens when two blocks of the earth suddenly slip past one another
6
Q
epicenter
A
he point on the Earth’s surface directly above the focus or hypocenter of an earthquake
7
Q
faults
A
a fracture or zone of fractures between two blocks of rock
8
Q
valcano
A
openings, or vents where lava, tephra (small rocks), and steam erupt onto the Earth’s surface
