PDF-WEATHERING OF BASALTIC ROCKS FROM THE FRENCH MASSIF CE

3 214 15 16 17 18 19 10 3 20 brPage 9br TiAugite Plagioclase Euhedral yellow product 10057525m 200 m Irregular yellow product FeTi spinels Brown matrix Ti r ug te brPage 10br 448 377 756 200 57525m Cr 169 Fe 214 Al 88 Mg 69 1057525m Fe Fe Cr Cr T. Hot rocks/Fire Rocks. Igneous Rock . Igneous rocks form . when molten rock cools and solidifies. . Molten rock is called magma when it is below the Earth’s surface and lava when it is above.. when molten rock cools and solidifies. Chapter 7 –Weathering and Erosion. Objectives:. Distinguish between weathering and erosion. Identify physical variables that cause mechanical weathering. Identify chemical variables that cause chemical weathering. Miss Johnstone’s Expectations. Arriving and leaving the classroom. Presentation. Underline your titles. Always put the date. Draw in pencil. Draw a line under previous lessons work and carry on. Learning Objectives. Rose . AnnAgo. IV-6 . BEEd. WHITTLING . WIND . Bryce Canyon in Utah is a weathering wonder. Weathering and erosion have whittled away the rocks there for millions of years.. Today . huge hoodoos rise from the canyon floor. Hoodoos are rock pillars with shapes on their tops. They tower nearly 610 meters (2,000 feet) above the ground.. Weathering . Students will be able to describe and give examples of chemical and physical weathering.. . Weathering. The breakdown of materials on Earth’s crust into smaller pieces.. Two Types of Weathering. Weathering: . The . process that breaks down rock and other substances at Earth’s surface.. Factors that contribute to weathering include:. Heat, cold, water. , ice, oxygen, and carbon dioxide. Erosion: . formation of landforms. weathering and erosion. The process of weathering and erosion are the main forces behind landscape types. . However, they are not the only reason for a plain, plateau, or a mountain region to form. . 17 février 2015– Beaurecueil. Forêt Méditerranéenne . CHARTES FORESTIERES DE TERRITOIRES. CHARTES FORESTIERES DE TERRITOIRES. Carte postale. Massif des Maures. CHARTES FORESTIERES DE TERRITOIRES. Weathering . The process by which larger rocks are broken down into smaller and smaller rocks. Destructive force. Mechanical Weathering. The breaking down of larger rocks into smaller rocks WITHOUT changing the rocks’ minerals. Weathering. The breaking down of rock into smaller pieces that remain next to each other. . Weathering forms sediments.. There are two types of weathering.. Mechanical (Physical) . Chemical. Mechanical Weathering. inc.. Aire de décollage et d’atterrissage à moins d’un kilomètre de votre chalet !. Survolez votre hébergement !. Admirez du haut des airs. le Parc régional du Massif du Sud !. Flottez au dessus de nos villages !. Weathering. is the break-up of rock due to exposure to the atmosphere.. Weathering. involves two processes that often work together to decompose or break down rocks.. Chemical and Mechanical. Weathering!. Mahamane . Dédéou. TOURE, Chargé de Programmes Régionaux CCRE-CEDEAO. SESAME 6- Marrakech 17 octobre 2018. Portrait du massif du . Fouta. . Djalon. – 1. Ensemble de hauts plateaux au centre de la Guinée avec des prolongements en Guinée Bissau,. What is Weathering?. The scenes of the world are continuously mutating. Sun, rain, frost, and wind are breaking down even the most solid of the rocks into smaller bits before they are taken away. This process is termed as weathering. .