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By the end of this lesson you will be able to: - Describe how Earth’s mountains form and erode. - Compare types of mountains. - Identify the forces that shape Earth’s mountains. Uplift of Earth’s Crust What are the four types of mountains? Fault-block mountains – are made of _______, _____________ blocks of rock that are ______________ from surrounding rock by ____________. What type of force is at work in these types of ranges? What are some ranges that have been formed this way? Folded mountains – are formed by the ___________ of rock layers caused by ________________ forces. What type of force is at work in these types of ranges? What are some ranges that have been formed this way? Upwarped mountains – form when forces __________ the earth push ______ the crust What types of forces are at work in these types of ranges? What are some ranges that have been formed this way? Volcanic mountains – layer upon layer of _________ piles up until a _______________ featured forms. What type of forces are at work in these types of ranges? What are some ranges that have been formed this way? Isostasy – Earth’s _________________ floats on a plasticlike upper part of the _______ the _____________. Extra Credit Option: Create a model of a volcano that can “erupt”. (you should be able to find instructions online fairly easily)