1 / 18

OUR CHANGING EARTH

OUR CHANGING EARTH. LITHOSPHERIC PLATES. EVOLUTION OF LANDFORMS. TECTONIC FORCES. Endogenic forces – The forces that act in the interior of the earth. Exogenic forces - The forces that act on the surface of the earth. CAUSES. Endogenic forces produce slow and sudden movements .

melvin-taylor
Télécharger la présentation

OUR CHANGING EARTH

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. OUR CHANGING EARTH

  2. LITHOSPHERIC PLATES

  3. EVOLUTION OF LANDFORMS

  4. TECTONIC FORCES • Endogenic forces – The forces that act in the interior of the earth. • Exogenic forces - The forces that act on the surface of the earth .

  5. CAUSES • Endogenic forces produce slow and sudden movements . • Sudden changes cause EARTHQUAKES & VOLCANOES

  6. VOLCANO • A VENT OR OPENING IN THE EARTH’S CRUST THROUGH WHICH MOLTEN MATERIALS ERUPTS SUDDENLY.

  7. EARTHQUAKE • When the Lithospheric plates move ,the surface of the earth vibrates. • These vibrations are calledEARTHQUAKES.

  8. Earthquake hits Bhuj • 26th January 2001

  9. EARTHQUAKE PREPAREDNESS

  10. SEISMOGRAPH

  11. WEATHERING & EROSION • Weathering – Breaking up of the rocks on the earth’s surface. • Erosion - is the wearing away of the landscape by different agents like water, wind ,ice .

  12. WORK OF A RIVER

  13. FLOOD PLAINS

  14. DELTA

  15. WORK OF SEA WAVES

  16. WORK OF ICE

  17. WORK OF WIND

  18. THANK YOU

More Related