Sites Down: Weathering & Erosion

Click on the link below and go through at least 5 activities. Then answer questions 1,2,3,4 on your own paper.

http://sciencenetlinks.com/interactives/shapeitup_final.swf

 

  1. What force creates a canyon? ___
  2. How long does it take? ___
  3. What force creates islands? ___
  4. How long does it take to form? ___

 

Click on the link below and go through all 4 scenes by clicking on each at a time. Then answer questions 5,6,7,8 on your own paper.

 

http://www.glencoe.com/sites/common_assets/science/virtual_labs/E06/E06.swf

 

5. In scene #1 what stone is being weathered? ______Click on water, what formed? ____ Was this chemical or physical weathering? _____

6. In scene #2 click on snow, how did it weather the rock? ___

7. In scene #3 click on vegetation, how did the tree change the land? ___

8. In scene #4 click on 02, what did oxygen weather? ___ Was it chemical or physical weathering? ___

 

Click on the link below and go through all 7 set of images by clicking on the arrows. As you go, describe each scene as either examples of physical or chemical weather. (Questions 9-15)

 

http://www.earthscienceeducation.org/y2008BlissRxAndMin/flash/ess05_img_erosion.swf

 

9.   Does the image show physical or chemical weathering? ___

10. Does the image show physical or chemical weathering? ___

11. Does the image show physical or chemical weathering? ___

12. Does the image show physical or chemical weathering? ___

13. Does the image show physical or chemical weathering? ___

14. Does the image show physical or chemical weathering? ___

15. Does the image show physical or chemical weathering? ___

 

Click on the link below and go through all 4 set of scenes. Each scene has slides to click on to help you answer each question related to that scene by clicking on forward key. Answer questions 16-19 below relating to each scene.

 

http://www-tc.pbs.org/wgbh/nova/assets/swf/1/how-caves-form/how-caves-form.swf

 

Click Rainwater:

16. How was limestone formed? _______ What forms as rainwater passes through the layers of limestone? __

Click Waves:

17. How does sea caves form? __

Click Lava:

18. What is lava? How does a lava tube cave form? ___

Click Bacteria:

19. What is the name of the type of bacteria that can release hydrogen sulfide gas? ___

How does the gas help to form a cave? ___

 

Click on the link below and go through the simulation.

http://gtm-media.discoveryeducation.com/videos/DSC/externalApplications/accessible/virtual_labs-es/Erosion/index.html

 

First click on Introduction and read about erosion. Next click on investigation read the direction how to use the simulator.  Go through and make changes to the soil treatment, amount of water and incline at least twice. Write down your setting for each trail and the outcome.

 

20. Setting and outcome___

21. Setting and outcome___

 

Click on the link below and answer question number 22-24.

http://www.harcourtschool.com/activity/science_up_close/307/deploy/interface.swf

 

22. What is the name of this type of weathering? ___ (See your notes for a hint)

23. Is it physical or chemical weathering? ___

24. What did they call this type of weathering in the simulation? ___ (Their term and our term is the same)

 

What you should have learned:

25. How is weathering different than erosion? __