weathering - the breaking down of rock into smaller pieces, erosion - the moving of broken sediment by wind, water and ice, deposition - the dropping of sediment into a new location, sediment - smaller pieces of rock like sand, pebbles, gravel, compaction - the pressing together of different layers of sediment deposited over millions of years, cementation - water mixes with sediments and are hardened by crystals that form, U-shaped valley caused by - glaciers, canyons caused by - moving water, delta caused by - as river flows into an ocean , arches and sand dunes caused by  - blowing wind, mesas and butted are - flat topped landforms,

Earth Processes

طباعة
تضمين

لوحة الصدارة

النمط البصري

الخيارات

تبديل القالب

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