Earthquakes By Michal Wright And Kharon Martin Click  here  to watch a video of
Tension <ul><li>Tension pulls the earths crust stretching rock so that it becomes thinner   </li></ul>
Sheering <ul><li>Stress that pushes a mass of rock in two opposite directions are called sheering </li></ul><ul><li>Sheeri...
Normal fault hanging wall and footwall  The block that lies below a normal falts are called a footwall The rock that is ab...
Stress <ul><li>There are 3 kinds of stress </li></ul><ul><li>1 tension when rock pulls apart </li></ul><ul><li>2 Compressi...
Compression <ul><li>Compression squeezes rock until it folds or breaks </li></ul><ul><li>Compression pushes rock together ...
Special shout out <ul><li>Thinks for providing all of our pictures </li></ul><ul><li>www.fema.gov /kids </li></ul><ul><li>...
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Kharon And Michael

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Kharon And Michael

  1. 1. Earthquakes By Michal Wright And Kharon Martin Click here to watch a video of
  2. 2. Tension <ul><li>Tension pulls the earths crust stretching rock so that it becomes thinner </li></ul>
  3. 3. Sheering <ul><li>Stress that pushes a mass of rock in two opposite directions are called sheering </li></ul><ul><li>Sheering may cause rock to break and slip apart to change its shape </li></ul>
  4. 4. Normal fault hanging wall and footwall The block that lies below a normal falts are called a footwall The rock that is above a normal falt is called a hanging wall Normal faults are caused by tension in the earths pulling rocks apart
  5. 5. Stress <ul><li>There are 3 kinds of stress </li></ul><ul><li>1 tension when rock pulls apart </li></ul><ul><li>2 Compression when rocks squeeze </li></ul><ul><li>3 Shearing causes rock to slip past each other </li></ul><ul><li>Here is a example of stress when a candy bar is being torn apart slowly </li></ul>
  6. 6. Compression <ul><li>Compression squeezes rock until it folds or breaks </li></ul><ul><li>Compression pushes rock together forming mountains </li></ul>
  7. 7. Special shout out <ul><li>Thinks for providing all of our pictures </li></ul><ul><li>www.fema.gov /kids </li></ul><ul><li>www.dkinmages.com </li></ul><ul><li>www.artherdurkee.net </li></ul><ul><li>www.eg.bucknell.edu </li></ul><ul><li>www.geo.wvu.edu </li></ul><ul><li>www.csulb.edu </li></ul><ul><li>And a special shoat out to www.google.com </li></ul>
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