9.++The+Earth+and+its+Processes

**Geologic Time** **[|Geologic Time Scale interactive]**
 * The Earth**

[|Rock Cycle] Use the link above "Rock Cycle" to answer the following questions :

__ A. What are the three types or classes of rocks? __ __B. List and briefly describe the characteristics used to describe rocks__. **5. Briefly describe how rocks change through the following processes**: A. Heat and Pressure: B. Melting C. Cooling D. Weathering and Erosion E. Compacting and Cementing __** 6. Click on “Transform the Rock” and complete the interactive. **__ __** 7. Go to the next chapter “The Rock Cycle”. Answer the following: **__ A. Who was James Hutton? B. What is the main idea of the rock cycle? __** 8. Interact with the Rock Cycle diagram. Then complete the interactive that follows. **__ __** 9. Take the quiz under “Test your Skills”. Enter your name. You will print the quiz at the end and turn it in! **__
 * 1. Read over the introduction page. **
 * 2. Click on “Rock Types” and answer the following: **
 * 3. Click “Start your rock collection”. Collect your rock samples and read about each one. **
 * 4. Click on “Identify Rock Types”. What was your score on the first try? _ __If you didn’t do so well, review the material and try again.__ **

__** [|Rock Chart with Pics] **__ __** [|Rock ID] **__
 * Rock Identification Lab **
 * [|Rock Key] **

__** Volcano Info! **__ __ [|Volcano Interactive] __

[|How Volcanoes Work]

__**Tectonics and Layers of the Earth**__ Fill out the following chart by answering the questions on the Geo-Globe website:

Core. Mantle Crust. Troposphere Stratosphere Mesosphere Thermosphere Exosphere

[] -- Earth Layers

[|Interactive Plates]

[]-- Plate Tectonics

__**Use the link above (Plate Tectonics) to answer the following:**__


 * Under the section: Structure of the Earth answer the following questions**:

1. List all four layers of the Earth in order and give a brief description for each. 2. What type of cells are associated with possibly driving the tectonic plate movement? 3. The lithosphere is made up of which layers? 4. The asthenosphere is a semi-liquid layer that allows for what to occur?


 * Under the section: History of Plate Tectonics answer the following questions**:

1. What theory did Alfred Wegener propose in 1915? 2.Briefly discuss two items that support the idea of plate tectonics.


 * Under the section: Plates**:

1. How many plates is the lithosphere divided into? 2. List the three assumptions that the plate tectonic theory is based upon.


 * Under the section: Plate Boundaries**:

1. List the three types of plate boundaries. 2. What does the Mid-Atlantic Ridge do and what type of boundary is it? 3. A subduction zone is also considered what type of boundary? (The Ring of Fire is due to this type of boundary.) 4. What is a collisional boundary? 5. The San Andreas fault line is considered a classic example of what kind of boundary?


 * Under the sections: Forces in the Earth and Faults**:

1. List and describe the three forces of the Earth. 2. List the three different fault types and list what type of boundary each are associated with.