Oceanography

Front 1

The idea of one large land mass was also know as.

Back 1

Pangaea
pg 40

Front 2

The idea of one huge ocean was called.

Back 2

Panthalassa
pg 40

Front 3

Alfred Wegener in 1912 came up with the idea of moving continents. This idea was also called what?

Back 3

Continental drift
pg 40

Front 4

The study of Earth's ancient magnetic filed.

Back 4

Paleomagnetism
pg 45

Front 5

The degree to which a magnetite particle points into Earth is called what?

Back 5

Magnetic dip
pg 45

Front 6

A continuous underwater mountain range that winds through every ocean basin in the world and resembles the seam on a baseball.

Back 6

Mid-Ocean ridge
pg 48

Front 7

The sea floor is oldest at the the mid-ocean ridge, and is younger as you move further away. True or False

Back 7

False
pg 50

Front 8

Explain the movements of the the following plate boundaries. Divergent, convergent, and Transform.

Back 8

Divergent - move away from each other
Convergent - plates aproach each other
Transform - plates slide past each other
pg 54

Front 9

The Mid-Atlantic Ridge, East Pacific Rise, East Africa Rift Valleys, Red Sea, Gulf of California are examples of what kind of plate boundaries.

Back 9

Divergent
pg 57

Front 10

Andes Mountains, Cascade Mountains, Aleutian Islands, Mariana Islands, Himalaya Mountains, and the Alps are examples of what kind of plate boundaries

Back 10

Convergent
pg 57

Front 11

Is it a faster or slower spreading mid-ocean ridge that produces broader and less rugged segments?

Back 11

Faster
pg 58

Front 12

This scale is increasingly used instead of the well known Richter Scale and is represented by the symbol Mw

Back 12

Moment magnitude scale
pg 58

Front 13

When you have Oceanic-Contintental convergance, which one becomes subducted?

Back 13

Oceanic
pg 59

Front 14

The San Andreas Fault is what kind of boundary?

Back 14

Transform
pg 62

Front 15

The areas where mantle plumes come to the surface are called what?

Back 15

hotspots
pg 63