1. Geology

2. GEOLOGY Geology = The study of Earth DEFINITION Greek Earth

4. INNER CORE HOT!!!! – Thought to be as hot as the surface of the Sun!
Solid
Composed of Iron and Nickel

5. OUTER CORE HOT! (but not as hot as the inner core) Liquid
Composed of Iron and Nickel

6. MANTLE Still hot! – but not as hot as the core! Largest layer
Composed of various materials
Solid and liquid

7. CRUST Cool What we live on
Composed of rocks, various materials make up the crust
Solid or Liquid?

8. SOLID!!!!
Even though 70% of the Earth’s surface is water, there is crust under the water. The water sits on top of the crust!

9. The Earth’s crust moves!!!!!
The continents have not always been arranged like they are today.
- The Earth’s crust is divided into segments called plates.

11. Pangaea Supercontinent that existed 250 million years ago
All the land made up 1 continent until its split into the modern day configuration of the continents.
Discovered by Alfred
Wegner in 1912, but
not accepted by the
public until after his
death in the 1950’s.