Name: Lab: Date: Erosion Lab Video Series! For each video please fill out the questions below on this word document. There will be three short videos for you to watch and fill out 10 questions about each video appropriately. All questions relate directly to the content of the videos. VIDEO 1: Mass Movement Video can be accessed here: https://www.youtube.com/watch?v=q45i9JOdXCw 1. What is the definition of erosion? 2. What is the definition of weathering? 3. What is the definition of deposition? 4. Friction depends on __________ involved and the _____________ of the ___________. 5. List the 9 types of mass movement labeled in the image of the video during mass movement explanation : – 6. What is evidence that creep is occuring? 7. The fastest type of mass wasting is: ____________________ 8. How fast can rock avalanches move? 9. What makes a particular hillside more likely than others to fail? / What are some things you can look at for example if you’re looking to buy property and want to know it’s stability? (List all that apply) 10. What are some triggers that could start mass movement on a susceptible hillside? VIDEO 2: Rivers Video can be accessed here: https://www.youtube.com/watch?v=6wEN683XXiM 11. Rivers, Streams, and Creeks make up only ____________% of freshwater on the planet. 12. How does water move around all the different reservoirs in which it’s found? 13. What is the definition of a divide? 14. What are the two primary methods of that rivers physically weather or break down rock? – 15. How do waterfalls form? 16. Where does an alluvial fan form? 17. How is material transported by a river? 18. What is a levee? 19. Why does a river flood? 20. The intensity of flooding varies, and often floods are described as _______________, _______________________, _____________________, and so on. VIDEO 3: Glaciers Video can be accessed here: https://www.youtube.com/watch?v=vOAju-zNnrs 21. What is the definition of a glacier? 22. List the four types of Alpine Glaciers – 23. The average speed of warm-based, alpine sliding glaciers on steep slopes is ____________or more per year! 24. What are the four types of moraines? 25. What is a glacial erratic? 26. Valley glaciers carve downwards into a _______________________ with steep almost vertical edges. 27. When U-shaped valleys fill with ocean water, we call them _________________. 28. How do we know that glaciers advanced and covered 30% of the land surface in the last ice age? 29. What is the definition of an interglacial? 30. What causes the cycles in and out of ice ages?
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