Woojin - Earth Science - Lessons 1-4 Flashcards Preview

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Flashcards in Woojin - Earth Science - Lessons 1-4 Deck (9):
1

divergent plates

move away from each other

deep in the oceans

new crust formed

2

convergent plates

move towards each other
collide

subduction - one plate pulled under

3

transform plate boundaries

grind past each other

earthquakes

fault line

4

Richter Scale
lowest =
highest =

lowest = 1-3

highest = 9

5

Richter Scale
damage caused to weak buildings

number 6

6

Richter Scale
very destructive

8

7

Richter Scale
very rare

9

8

focus

in the earth - the spot where the earthquake starts

9

epicenter

on the earth - the spot directly above the focus