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Landforms in Geography Geography is the study of both people and the lands that they live in. An important part of studying the land is learning about.

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Presentation on theme: "Landforms in Geography Geography is the study of both people and the lands that they live in. An important part of studying the land is learning about."— Presentation transcript:

1 Landforms in Geography Geography is the study of both people and the lands that they live in. An important part of studying the land is learning about landforms and understanding how the land was created and how it affects people

2 Got Vocab? Landforms : (n.) The shapes of land on Earth’s surface. Two examples of landforms are rivers and mountains.

3 Notes Your notes on how landforms are formed will include: –A definition –A picture –An example

4 Plate Tectonics The Earth’s crust is divided into 7 major plates that float and move on top of liquid rock. 1

5 Plate Tectonics Pangaea is an example of plate tectonics. According to this theory the Earth had only one land mass that slowly began to pull apart. 1

6 Divergent Plate Boundary Occurs when two plates are moving apart from each other Can occur on land or under water. 2

7 Mid Oceanic Ridge The Mid Oceanic Ridge is an example of a divergent plate boundary. It is an area where plates pull apart and magma rises to create new crust. 2

8 Convergent Plate Boundary Happens when two heavy continental plates collide and create mountains The Himalaya Mts. are an example of what happens when two plates collide. 3

9 Himalayan Mountain Range Created when the Indian Plate crashed into the Eurasian Plate Is an example of a convergent plate boundary Mt. Everest in the Himalayas continues to grow 1 cm per year 3

10 Subduction Plate Boundary Happens when a heavier ocean plate moves underneath a lighter continental plate The diving plate melts in the Earth’s mantle and becomes magma. Magma then rises through the Earth’s crust and erupts as lava 4

11 Cascade Mountain Range When an oceanic plate slid under a continental plate, magma rose and created volcanic eruptions which created mountain ranges like the Cascades. It is a good example of subduction plate boundaries. 4

12 Transform Boundary Occur when plates slide past one another in the opposite direction. Plate edges often become stuck and pressure builds. 5

13 San Andreas Fault The San Andreas Fault is an example of a transform boundary. It is responsible for many earthquakes in California. 5

14 1906 San Francisco Quake Happened when the San Andreas Fault moved 22 ft. The earthquake and resulting three day fire are responsible for destroying the city and killing an estimated 700 people. 5

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18 Weathering The process of breaking down landforms to create new ones. Large pieces of rock are broken down into smaller pieces 6

19 Ways to Break a Rock HEAT can cause rocks to become so hot that they crack WIND can slowly carve away at rocks These are both examples of weathering. 6

20 Ways to Break a Rock Water seeps into rock cracks, expands when frozen, and pries rocks apart. As water moves it cuts into rock and creates valleys These are two more examples of weathering. 6

21 Ways to Break a Rock CHEMICALS slowly eat away at rocks until they break Another example of weathering 6

22 Ways to Break a Rock All of this is possible because of TIME 6

23 The Power of Weathering 6

24 Erosion Once the rock is broken, it is moved away by water, ice, or wind and settles to create new landforms. 7

25 Erosion Water and ice is usually responsible for carrying rocking material/ sediment away and depositing it somewhere else 7

26 Landforms Created by Water and Ice Erosion Alluvial Fan Delta Plain 7 Examples of Erosion

27 Landform Created by Wind Erosion Dune 7

28 Plate Tectonics Aerobics

29 Subduction Boundary

30 Transform Boundary

31 Divergent Boundary

32 Convergent Boundary

33 Round Robin Vocabulary Each student will have two minutes to write the definition and draw a picture for each term on their vocabulary sheet. Word Mountain Definition and Example A land mass that projects above surrounding landforms and is above 2,000 ft. Illustration

34 Passing Vocab. Panels

35 I Have You Have Landforms! 1.Each student will receive their own vocab card 2.The game begins with the teacher reading a term’s definition. 3.Students look at their cards to see if they have the term that matches the definition. 4.The student who has the term then reads the new definition on their card aloud. I Have… Desert Who has… An area in the desert with a water source.

36 Landform

37 BINGO! Match the bingo definitions with these terms. ArchipelagoDeltaIsthmus Plain AtollDesertLake River BasinDuneMountain Strait BayFjordOasis Valley CanyonGlacierOcean Volcano CoastGulfPeninsula Coral ReefIsland


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