PPT-Volcanoes Effect on Earth

An Explosive Impact Flows and Fallout Characteristics Can flow like an avalanche Can mix with water to form mudslides Knock down trees and buildings Dam up river valleys Climate Changes Volcanic ash and sulfuric gases reach atmosphere. GO. What do you know already about volcanoes?. Let’s learn more. Click on the links below.. What is a volcano?. What is magma and what is lava?. What types of volcano are there?. What causes a volcano to erupt?. Martin . Ménégoz. , Francisco . Doblas. -Reyes, . Virginie. . Guemas. , . Asif. Muhammad. EC-Earth Meeting, Reading, May 2015. Reading, May 2015. 2. Introduction. Major eruptions bring large amounts (Tg) of particles in the stratosphere.. The Earths crust . The earths crust is in constant motion.. Volcanoes and earthquakes arise as sections of crust push . toghether. or pulled apart. Volcanoes and earthquakes are more common in certain parts of the world. By monitoring ground vibrations scientists can sometimes. 1.Mantle. 2.. Lithosphere. 3. Outer Core. 4. Inner Core. How compressional forces are caused. . Compressional / Destructive. (subduction zones) plate boundaries occur when an oceanic plate is forced under (or subducts) a continental plate . By Robbie Barker, Maximilian Bryson, and Brendan . P. etrili. What is a volcano. A volcano is an opening in the Earth’s surface through which magma rises.. Formation of volcanoes. 1.Most volcanoes occur at colliding boundaries.. rd. graders. By Amy Zimmerman. what I hope my students learn…. What a volcano is.. Understand that there are 3 main types of volcanoes.. Understand the process of eruption. . Know all the different parts of a volcano.. Gemma Dye. Why should we care about literacy?. Reading is the critical route to other subjects as well as a provider of wider opportunities for giving more and getting more from life and work. (‘Read On. Get On’ Save the Children). By Grace and Evie. Contents. Volcanoes. Earthquakes. Photos and videos. Home. Volcanoes. Volcanoes can be formed in many different countries. At 6,893 m high the highest volcano in the world is Ojos del . Romans believed in Vulcan, their god of fire.. They thought that Vulcan worked at a hot forge, striking sparks as he made swords and armor for the other gods.. Hawaiians told legends of the wanderings of Pele, their goddess of fire.. Diana Lenartiene, Ed. S. moderator/instructor. Emoticons. Respond to poll. Chat. Adjust volume. Cause. and Effect. Cause. : happens first. The reason, or motive, for an action; why something happens.. Volcanoes. Shield. Composite. Cindercone. There are . three. types of volcanoes:. Formed by layer after layer of lava.. Usually have low silica content, and gases can escape easily.. Has quiet eruptions.. Volcanoes. Volcano:. mountain that forms in Earth’s crust when molten material (magma) reaches the surface. . Remember, . magma . is molten rock below ground; . lava. is molten rock at the surface. . Structure of the Earth. Key terms . Earth’s Structure- How the Earth is made up beyond what we see. . Plate Tectonics- Understanding how the Earth’s surface is divided up into sections. . Inner Core- The central part of the Earth; made of solid iron. . WALT: . WALT: Identify the forces that are changing our planet.. http://. kids.discovery.com/games/build-play/volcano-explorer. WILF: I can explain. What a volcano is . Why volcanoes erupt. The different types of volcanoes there are.