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Vocabulary
Structure of the Earth
Continental Drift Theory
Plate Tectonics
Miscellaneous
100
The thinnest layer of the Earth
What is the crust
100
There are ______________ main layers of the Earth.
What is four
100
Created the Continental Drift Theory
Who is Alfred Wegener
100
Earthquakes and Volcanoes are usually located in relation to these
What is a plate boundary
100
The Himalayan mountains are the result of a ___________________________ boundary.
What is convergent boundary
200
A number of rigid, but moving, pieces of Earth's surface
What is tectonic plates.
200
The thickest layer of the Earth
What is the mantle.
200
Evidence of matching animal fossils from two separate continents _____________________ and _____________________
What is Africa and South America
300

Pangea means

all lands or one big land

300

This significant goelogical event occurred in Valdivia, Chile in 1960

The largest recorded earthquake

300
Name four of the major plates
What is any of the following North American plate, South American plate, Eurasian Plate, Indoaustralia plate, African plate, Antarctica plate
300

_________________ are a result from the build up of stress at a transform plate boundary.

What is earthquakes

400

This layer of the Earth gives the Earth a magnetic field

Outer Core

400
The rigid part of the Earth including the crust and the upper mantle (makes up the plates of the Earth)
What is the lithosphere
400
This is the mechanism (what causes) the plates to move
What is convection cycles in the mantle
400

The inner core is solid because of ______________

Too much pressure from the other layers
500
Although the hottest layer of the Earth, this layer is solid metal
What is the inner core
500
The Earth's crust is thinnest under the _____________________ and thickest under the _____________________.
What is thinnest under the ocean and thickest under the continents.
500
Continental Drift Theory was not accepted because it did not explain this
What is how the continents moved
500

The two types of landforms that form at convergent boundaries

Mountains and Volcanoes

500
The ring of fire is

a ring of volcanoes in earthquakes in the Pacific Ocean