1-1 What are Landforms? What are Landforms? • Landforms • Natural physical features on the Earth’s surface • Earthquakes • Shaking of the Earth’s surface because of changes below the surface • Can trigger landslides, mudslides and tsunamis • Can cause fault lines San Andreas Fault Japanese Tsunami 2011 • March 11 2011 massive earthquake off shore Japan • Caused a tsunami (giant wave) destroyed east coast of Japan • Pushed water almost 3 miles into the coastline • https://www.youtube.com/watch?v=oWzdgBNfhQU • https://www.youtube.com/watch?v=3618dZoiaPE • https://www.youtube.com/watch?v=l5gds-OrQxY Landforms and Daily Life • Shield • Base of an old mountain • Sharp point of the mountain has been worn down over time by wind, rain and snow Landforms and Daily Life • Shield • Sharp point of the mountain has been worn down over time by wind, rain and snow • Now just a flat area of very hard old rock Canadian Shield Canadian Shield Landforms and Daily Life • Plateaus • High flat area • Elevated by movement of the Earth’s surface Landforms and Daily Life • Plains • Large flat area • Sometimes with rolling hills • Generally used to grow food (agriculture) Mountains • On every continent on Earth • Several different types • Fold Mountains • Most common form • Earth’s crust pushes and pulls until contours or folds occur Mountains • Volcanic Mountains (volcanoes) • Created by eruptions of lava • Magma is super-hot molten rock at the center of the Earth • Once it pushes through a crack it is called lava • Flows of lava build up on the surface and create mountains called volcanoes • i.e Hawaii, Japan, part of Italy Classwork/Homework • Look at Edsby in today’s classroom • Your homework is uploaded in today’s classroom
