'Quiet eruptions' presentation slideshows

Chapter: Volcanoes

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Chapter: Volcanoes

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VOLCANO NOTES

VOLCANO NOTES. There are 2 types of volcanism Intrusive ---- magma cools below the surface and makes plutons (igneous intrusions) Extrusive- --liquid rock lava cools on the surface (volcanoes, lava plateaus). Igneous Intrusions. Dikes

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WHAT ARE VOLCANOES?

WHAT ARE VOLCANOES?. How do Volcanoes Form? Plate Tectonics!. Oceanic and Continental Plates. Volcanic Belts. Ring of Fire. Plate Boundaries. Yellowstone Cauldera. Hawaiian Islands are a Hot Spot. The Aleutian Islands are an Island Arc. Quick Review. 1. What is a volcano?

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Faults, Earthquakes & Volcanoes

Faults, Earthquakes & Volcanoes. 56. Faults. Surface along which rocks move when they pass their elastic limit and break. 56. Earthquake. Vibrations produced when rocks break along a fault. 56. Normal Fault.

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1 st Semester Exam Study Guide Review

1 st Semester Exam Study Guide Review. 1. What is the difference between weathering and erosion?. Weathering = breaking down of rocks into sediments Erosion = transport of sediments away from source. 2. What is the difference between chemical and mechanical weathering?.

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Volcanic Landforms

Volcanic Landforms. 6 th Grade. 2 Kinds of Volcanic Eruptions. Quiet Eruptions: If magma is low in silica Lava is low in viscosity and flows easily Explosive Eruptions: If magma is high in silica Lava is high in viscosity and flows slowly

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Inside Earth Chapter 3.2 Pages 93-102

Volcanic Activity. Inside Earth Chapter 3.2 Pages 93-102. Characteristics of Magma. Force of an eruption depends partly on the amount of gases evaporated in the magma The temperature and the contents of the magma are important factors. Characteristics of Magma.

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Volcanic Activity

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Shield volcanoes

Broad at the base and have gently sloping sides Quiet eruptions Ex: Hawaiian Islands. Shield volcanoes. Mauna kea, hawaii. Medicine lake, california. Very steep slopes Explosive eruptions. Cinder cone volcanoes. Capulin mountain, new mexico. Paricutin , Mexico.

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Intro

Objective: 19 November 2012. Compare and contrast the three types of volcanoes. Intro. Pick up worksheet (tape into notebook) Weekly Worksheet #13: Why do you think different eruption types make differently shaped volcanoes?. Types of Volcanoes. Types of Volcanoes. Shield Volcano.

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Volcanoes!

Volcanoes!. What is a Volcano?. 1. A volcano is an opening, or rupture , in a planet's surface or crust , which allows hot magma , volcanic ash and gases to escape from below the surface. 2. Where do Volcanoes Occur?.

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Volcano Notes

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C6S2

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VOLCANOES

VOLCANOES. TYPES OF VOLCANOES. Volcanoes are classified by appearance Steep slopes = Strato/composite Volcanoes Gentle slopes = Shield volcano. Appearance predicts type of eruption Steep slopes ? explosive (violent) eruptions Gentle slopes ? non-violent (quiet) eruptions.

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Volcanoes

Volcanoes. A volcano is the volcanic mountain, or cone, that forms from the materials that collect around the vent Most volcanoes occur along diverging plate boundaries such as the mid-ocean ridge, or in subduction zones, around edges of oceans Magma : molten rock inside Earth

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Volcanoes Chapter 6

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VOLCANOES

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CHAPTER 13

CHAPTER 13. Name: _____________ Period: __________ Date: ______________. __________________: molten rock underground Two types: ____________________: thick and stiff ____________________: thin and fluid Gases: Major gases: water vapor, carbon dioxide, and sulfur.

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Volcanoes

Volcanoes. Formed at Plate Boundaries. Ring of Fire!. Some Volcanoes form at Hot Spots. Examples: Hawaii and Yellowstone. 3 Types of Volcanoes. Shield Volcano Composite ( Strato ) Volcano Cinder Cone Volcano. Types of lava and eruptions.

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