PLATE BOUNDARIES Divergent Boundary Convergent Boundary Transform Boundary

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PLATE BOUNDARIES • Divergent Boundary • Convergent Boundary • Transform Boundary

PLATE BOUNDARIES • Divergent Boundary • Convergent Boundary • Transform Boundary

Different Types of Boundaries http: //pubs. usgs. gov/gip/dynamic/understanding. html

Different Types of Boundaries http: //pubs. usgs. gov/gip/dynamic/understanding. html

Divergent Boundary • Occurs where plates move apart • Effects – SEA FLOOR SPREADING

Divergent Boundary • Occurs where plates move apart • Effects – SEA FLOOR SPREADING (oceanic) and RIFT VALLEYS (continental)

Divergent Boundary – Arabian and African Plates Arabian Plate Red Sea African Plate

Divergent Boundary – Arabian and African Plates Arabian Plate Red Sea African Plate

Divergent Boundary – Iceland http: //pubs. usgs. gov/gip/dynamic/understanding. html

Divergent Boundary – Iceland http: //pubs. usgs. gov/gip/dynamic/understanding. html

Divergent Boundary - Oceanic http: //www. geology. com

Divergent Boundary - Oceanic http: //www. geology. com

Divergent Boundary - Continental http: //www. geology. com

Divergent Boundary - Continental http: //www. geology. com

Convergent Boundary • Occurs where plates push together. • Effects – MOUNTAINS (continental) and

Convergent Boundary • Occurs where plates push together. • Effects – MOUNTAINS (continental) and VOLCANOES (oceanic- due to subduction)

Convergent Boundary – Indian and Eurasian Plates = Himalaya Mountain Range Eurasian Plate Indian

Convergent Boundary – Indian and Eurasian Plates = Himalaya Mountain Range Eurasian Plate Indian Plate

Convergent Boundary – Oceanic & Continental http: //pubs. usgs. gov/gip/dynamic/understanding. html & http: //www.

Convergent Boundary – Oceanic & Continental http: //pubs. usgs. gov/gip/dynamic/understanding. html & http: //www. geology. com

Convergent Boundary – Oceanic & Oceanic NOTE – PLATES ARE REVERSED http: //pubs. usgs.

Convergent Boundary – Oceanic & Oceanic NOTE – PLATES ARE REVERSED http: //pubs. usgs. gov/gip/dynamic/understanding. html & http: //www. geology. com

Convergent Boundaries - Continental http: //pubs. usgs. gov/gip/dynamic/understanding. html & http: //www. geology. com

Convergent Boundaries - Continental http: //pubs. usgs. gov/gip/dynamic/understanding. html & http: //www. geology. com

Transform Boundary • Occurs where plates scrape past each other. • Effects – EARTHQUAKES

Transform Boundary • Occurs where plates scrape past each other. • Effects – EARTHQUAKES

Transform Boundary – San Andreas Fault www. geology. com

Transform Boundary – San Andreas Fault www. geology. com

HOT SPOTS

HOT SPOTS

Hot Spots • Places where heated rock rises in plumes or thick columns from

Hot Spots • Places where heated rock rises in plumes or thick columns from the mantle • Effects – VOLCANOES

REVIEW QUESTIONS • What are the 3 different types of plate boundaries? • What

REVIEW QUESTIONS • What are the 3 different types of plate boundaries? • What is the effect of a Divergent Boundary? • What are the effects of a Convergent Boundary? • What is the effect of a Transform Boundary? • What is a hot spot?