Name: ______

OCEAN FLOOR WEBQUEST

Directions: You are going to learn about several features of the ocean floor and also answer questions about them throughout the rest of this period. Please go to each of the following links and answer these questions.

First: Please make a folder on your drive that is for Earth Science. Please go to File then Save As and Save it with your last name and then Ocean Floor Webquest. Ex. Collins Ocean Floor Webquest

http://www.wiley.com/college/strahler/0471480533/animations/ch19_animations/animation2.html

1.  First, let’s review some things from last Friday. We talked about Wave Refraction and now let’s consider the following animation. Use your notes and the diagram’s captions to help you answer these questions. Click on continue until you reach the end of the animation.

  1. What is refraction?
  1. Where do headland cliffs form?
  1. What happens to the sea arch?
  1. Why do beaches form?

2.  Let’s get a picture together of just how big the ocean is.

http://www.mos.org/oceans/planet/index.html

  1. What percentage of the Earth is covered by the ocean?
  2. What four major regions is the ocean divided into?

3.  http://www.epa.gov/climatechange/science/futureslc.html

  1. Higher temperatures are expected to raise sea level by what 3 factors?
  2. How much is global sea level predicted to rise by 2100?

4.  http://www.mos.org/oceans/planet/change.html

  1. Modern Geologic Evidence indicates that the ocean floor is moving at a rate of ______through a process called ______.
  2. Scroll down and click next.
  3. Millions of years ago there were no ______on Earth.
  4. Do you think humans could have lived on earth at this time?
  5. Click next.
  6. What does the map on your right show you?
  7. Click on the Life in Sea at the top of this page. It is in red next to Scientist at Sea.
  8. What five broad zones to oceanographers divide the ocean into?
  9. According to the diagram on the left, how deep is the abyssal zone?
  10. What is the hadal zone?