Plates and Volcaones Flashcards

1

The part of the mantle that causes plates to move.

2

Type of plate boundary that shows paleomagnetism and the Earth's magnetic poles switching.

3

Type of plate boundary that forms deep ocean trenches like Mariana Trench.

4

Pangea was formed approximately _______ years ago

5

Type of plate boundary that forms volcanic arcs

6

Support for Pangea idea includes the following EXCEPT _______.

7

Type of plate boundary that has plates slide horizontally

8

The upper part of the Mantle and Crust are called the __________.

9

Supercontinent the was proposed by Alfred Wegener.

10

Original 'Supercontinet'

11

The rocks near the Mid Atlantic Ridge are ________ than the rocks farther away.

12

Type of plate boundary that is typical near the Ring of Fire

13

Region of increased Tectonic Activity

Plates and Volcaones