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129 130 Starter/Practice: Connection : Application/ Notes 1/6/16 Plate Boundaries Notes How do you think the continents formed? Plate Boundaries Notes Exit: How does Newton’s law of action and reaction apply to Earth’s tectonic activities? Divergent Boundary oceanic/ oceanic Convergent Boundary Continental/ Continental Transform Plate Boundary Divergent Boundary Continental/ Continental Convergent Boundary oceanic/ oceanic Convergent Boundary Continental/ oceanic Practice : Write 3 things that you learn from the video 1. 2. 3. EQ: Why does the surface of the Earth change?
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January 6, 2016 AGENDA Objective 8.9 B Students will relate plate tectonics to the formation of crustal features by reading and writing during notes 1 Starter 2. Notes 3. Exit
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DateLecture/ Activity/ Lab Page Table of Contents 12/2 Newton’s laws Video Quiz 113-114 12/3 Newton’s third Law Lab #2 115-116 12/4 Newton’s Laws Writing 117-118 12/7 Newton’s Laws Review Lab 119-120 12/8 Test Review 121-122 12/10-11 Plate Tectonic 123-124 12/14 Evidence of Continental Drift 125-126 1/5Pangaea 127-128 1/6 Plate Boundary Notes 129-130
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Divergent Boundary oceanic/ oceanic Convergent Boundary Continental/ Continental Transform Plate Boundary Divergent Boundary Continental/ Continental Convergent Boundary oceanic/ oceanic Convergent Boundary Continental/ oceanic
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Transform Boundary Two plates build up pressure and friction then slide past each other causing a fault. The shearing often causes earthquakes, but neither plate is destroyed in the sideways motion. Example: Pacific and North American Plates = California’s San Andreas Fault.
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Divergent Boundary Continental/ Continental New crust forms at rift valleys, where two plates diverge, or pull away from each other. This type of boundary is “constructive”, since it builds new materials onto the edges of the plates. Example: African and Indo-Australian plates = The Great African Rift Valley.
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Divergent Boundary Oceanic/ Oceanic New ocean crust forms at rift valleys, where two plates diverge, and builds and forms huge underwater mountains, called mid-ocean ridges. For the last 250 million years, the Atlantic ocean has been growing wider as new crust is added to Sea-floor spreading. Example: Eurasian and North American Plates= the Mid-Atlantic Ocean Ridge and Iceland.
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When two plates carrying continents run into each other, the collision deforms the leading edge of both plates, creating folded mountains. When two continents meet head on, neither is subducted because the continental rocks are relatively the same density. Example: Indo-Australian and Eurasian plates = Himalayan Mountains Convergent Boundary continental/ continental
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When two plates collide, destruction of the more dense plate will create a subduction zone, a trench and a volcanic mountain. The more dense oceanic plate will bend and slide below the continental plate. Example: Nazca and South American Plate the Andes Mountains Convergent Boundary oceanic/ continental
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When two oceanic plates collide, destruction of the older plate will create a subduction zone. Trenches on the ocean floor are the site where magma rises up to form volcano islands. Example: Philippine and Pacific Plate= the island arc of Japan Convergent Boundary oceanic/ oceanic
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129 130 Starter/Practice: Connection : Application/ Notes 1/6/16 Plate Boundaries Notes How do you think the continents formed? Plate Boundaries Notes Exit: How does Newton’s law of action and reaction apply to Earth’s tectonic activities? Divergent Boundary oceanic/ oceanic Convergent Boundary Continental/ Continental Transform Plate Boundary Divergent Boundary Continental/ Continental Convergent Boundary oceanic/ oceanic Convergent Boundary Continental/ oceanic Practice : Write 3 things that you learn from the video 1. 2. 3. EQ: Why does the surface of the Earth change?
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