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Hosted by Mrs. Jansen Vocab 1 Vocab 2 True or False? Fill It In 100 100 100 100 200 200 200 200 300 300 300 300 400 400 400 400 500 500 500 500 What is a landform? A natural feature on Earth’s surface Row 1, Col 1 What is a glacier? A thick sheet of ice that slowly creeps over parts of Earth. 1,2 What is false? Freezing, thawing, and abrasion are all types of erosion. 1,3 What is soil? Erosion can easily change Earth’s surface when the surface is covered by loose, dry _______. 1,4 What is a canyon? A deep, narrow valley carved by a river 2,1 What is chemical weathering? Rocks break down when their minerals are changed during _____________ 2,2 What is true? Chemical weathering causes gradual changes in a statue exposed to acid rain. 2,3 What is wind? _______ can deposit sand into a hill called a sand dune. 2,4 What is physical weathering? Rocks break down without changing rock material during ____________ 3,1 What is deposition? Weathered rock is dropped off by wind or water during this process 3,2 What is false? Humus in soil is formed from weathered rock and minerals. 3,3 What is erosion? The usual order by which a landform is changed: weathering, __________, deposition 3,4 What is erosion? Weathered rock is carried away during this process 4,1 What is water erosion? The process that created this canyon. 4,2 What is true? A glacier widens and deepens a valley into a U shape. 4,3 What is wind and water? Erosion is most often caused by ________ and ________. 4,4 What is a delta? Land formed at the mouth of a river due to sediments dropped 5,1 What are barrier islands? This landform protects the coastline from erosion. 5,2 What is false? When rivers reach flat land, they slow, become wider, and flow straighter. 5,3 What is exfoliation? ____________ causes the outer layers of rock to peel off like the layers of an onion. 5,4