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Warm-up Friday, December 14 Scientists discover that a new volcano has recently formed out in the middle of a prairie ( grassland). The prairie is located in the middle of the state. The eruption is extremely violent. 1)What type of volcano formed? 2)What type of plate boundary is it located on? is it located on? a. ocean-ocean a. ocean-ocean b. continental-ocean b. continental-ocean c. continental-continental c. continental-continental Cinder Cone Continental-Continental
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MYP Unit Question: How does land change? Area of Interaction: Environment Learner Profile: Thinker Standard: Investigate the scientific process of how the Earth's surface is made. Learning Target: Today I’m learning about the different types of faults because each one creates a different type of land formation.
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Opening: A town fights back Work Session: 1.Check homework 2.Notes on Faults 3.Fault Lab 4.Fault Simulation (hand movements) Closing: “Piles of Fire” Demo
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Once the plates have moved or shifted deep inside the Earth, what happens on the crust (surface )?
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Two forms of stress Compression - two tectonic plates collide - convergent boundary - folded mountains form - example: Himalaya & Rocky Mountains
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Tension - two tectonic plates divide - Divergent boundary - forms mid-ocean ridges
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Surface along which rocks break and slide past each other is called a fault. There are three types of faults. Normal Fault Reverse Fault Strike Slip Fault
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The blocks of crust on each side of the fault are called fault blocks. The footwall NEVER moves.
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1. Normal Fault a. Stress - Tension (stretched) b. Divergent Boundary c. Forms Fault-Block Mountains d. Hanging wall moves down e. Example: Grand Tetons
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2. Reverse Fault a. Stress – compression b. Convergent Boundary c. Forms – Folded Mountains d. Hanging wall moves up d. Example: Appalachian Mountains & Himalaya Mountains
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3.Strike-Slip Fault a. Stress –shearing b. Transform Boundary c. Forms strike slip fault d. Example: San Andreas Fault, CA
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Fault Simulation Strike-Slip: hold hands in front - touching, palms up slide one hand away, one hand toward body Normal Fault: hands in front of body – touching; move apart Reverse Fault: hands in front of body –touching; move together (up and over) Say the name of each fault as you move.
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The size and shape of the volcano is a result of the type of material that is ejected and how the eruption occurs. 1.Pour rice into tray, observe the angle 2.Pour white beans into the tray, observe 3.Pour pinto beans into the tray, observe. Which ”volcano” is the tallest, widest? How does this relate to the real volcaoes?
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