deltas, waterfalls, and lakes. deltas deltas, greece
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Waterfalls
Resistant Ledge• Niagara• Victoria Hanging Valley• Glacial: Yosemite • Non-glacial: Angel
LakesLimited Lifetime Thousands
- Millions of Yr.How They Form:• Grabens
– Tahoe 1600' – Baikal 5600' – Tanganyika 4000'
• Scour– Great Lakes to 1300' – Great Slave L. 2000' – Lake Winnipeg
• Damming• Tectonic - Lake Kioga• Landslide - Spirit Lake • Lava Flow - Clear Lake,
California • Glaciers - Lake Agazziz • Delta - Lake Ponchartrain• Small Lakes• Volcanic Collapse - Crater
Lake • Sinkholes • Kettle Ponds