1. What Caused these Changes?

2. BrainPOP Jr. | Science | Learn about Fast Land ChangesBrainPOP Jr. | Science | Learn about Fast Land Changes

3. Volcano ttp://www.olywa.net/radu/valerie/mshbefore.html Mt. Saint Helens, located in the state of Washington, erupted on May 18, 1980.

4. This model shows how a volcano can change the surface of the Earth.This model shows how a volcano can change the surface of the Earth. As it erupts, hot molten rock called MAGMA flows upward from within the Earth.As it erupts, hot molten rock called MAGMA flows upward from within the Earth. When the liquid rock (MAGMA) reaches outside the volcano, it becomes known as LAVAWhen the liquid rock (MAGMA) reaches outside the volcano, it becomes known as LAVA The lava flows down the volcano forming new land and bringing change to the Earth.The lava flows down the volcano forming new land and bringing change to the Earth. The gas that is given off is carbon dioxide, both in the model and in a real volcanoThe gas that is given off is carbon dioxide, both in the model and in a real volcano

5. Weather Wiz Kids Volcanoes Weather Wiz Kids Volcanoes Volcano BrainPop Volcano BrainPop

6. Volcano Problems Severe air pollutionSevere air pollution Global warmingGlobal warming EarthquakesEarthquakes TsunamisTsunamis FloodingFlooding Disruption of ecosystems and habitatsDisruption of ecosystems and habitats Destruction of land and buildingsDestruction of land and buildings Loss of lifeLoss of life

7. Volcano Benefits Mountains being builtMountains being built New islands formingNew islands forming New land being formedNew land being formed Fertile soilFertile soil Metals and gems being unearthedMetals and gems being unearthed Jewelry and other products produced from volcanic rockJewelry and other products produced from volcanic rock

8. Earthquake Earthquakes, also called temblors, can be so tremendously destructive, it’s hard to imagine they occur by the thousands every day around the world, usually in the form of small tremors. Photograph by Mosanori Kobayashi

9. Earthquakes BrainPopEarthquakes BrainPopEarthquakes BrainPopEarthquakes BrainPop

10. Hurricane Bolivar Peninsula, TX, on September 9, 2008 (top) and September 15, 2008, two days after landfall of Hurricane Ike (bottom). Yellow arrows mark features that appear in each image. In addition to the loss of houses, the evidence of damage here includes eroded dune face and sand deposited well inland of the shoreline. (From USGS)

11. BrainPOP | Science | Learn about HurricanesBrainPOP | Science | Learn about Hurricanes

12. Landslide This landslide of 1995 occurred after heavy winter rains in 2005 and killed 10 in the coastal California town of La Conchita. Note the stretching of its top surface. (From USGS. Photo by R. L. Schuster)

13. BrainPOP | Science | Learn about Natural Disasters

14. Tsunamis Picture of Banda Aceh in Thailand before and after 2004 Tsunami - Photo credit: mundo-francisco Link: http://www.masternewmedia.org/news/2006/12/08/tsunami_video_the_best_tsu nami.htm#ixzz10Tu8u77Ymundo-francisco http://www.masternewmedia.org/news/2006/12/08/tsunami_video_the_best_tsu nami.htm#ixzz10Tu8u77Y

15. BrainPOP | Science | Learn about Tsunami