1. Lakes and Oceans Read Chapter 1 Lesson 2Answer the review questions at the end of each section

2. Lesson Essential Question How are Earth’s bodies of water formed? How are Earth’s bodies of water formed?

3. Vocabulary rift: a long and deep crack rift: a long and deep crack reservoir: lake that forms behind a human-made dam reservoir: lake that forms behind a human-made dam trench: deepest ocean valley trench: deepest ocean valley

4. Vocabulary currents: giant streams of ocean water currents: giant streams of ocean water tidal waves: giant waves tidal waves: giant waves tides: regular rhythmic rise and fall of ocean waters tides: regular rhythmic rise and fall of ocean waters

5. Activating Strategies Video: Free write Video: Free write Turn and Talk: How are streams and rivers formed? Turn and Talk: How are streams and rivers formed? Graphic organizer Graphic organizer

6. Lakes bodies of water surrounded by land bodies of water surrounded by land Greek word= hole Greek word= hole Most formed when water filled a hole or opening in Earth’s surface or where rain water collects in huge holes Most formed when water filled a hole or opening in Earth’s surface or where rain water collects in huge holes Exist on every continent except Antarctica Exist on every continent except Antarctica

7. Turn and Talk Identify the 5 Great Lakes Identify the 5 Great Lakes Identify a lake that is not a Great lake Identify a lake that is not a Great lake

8. Lakes Crater Lake: western United States formed in a crater of an extinct volcano Crater Lake: western United States formed in a crater of an extinct volcano Lake Baikal: deepest lake on Earth in Russia Lake Baikal: deepest lake on Earth in Russia Great Rift Valley formed Lakes Victoria, Tanganyika and Malawi Great Rift Valley formed Lakes Victoria, Tanganyika and Malawi Huron, Ontario, Michigan, Erie, Superior Huron, Ontario, Michigan, Erie, Superior

9. Seas Seas are lakes, not fresh water but salt water Seas are lakes, not fresh water but salt water Dead Sea (one of the lowest-lying lakes) Dead Sea (one of the lowest-lying lakes) Sea of Galilee Sea of Galilee Caspian Sea Caspian Sea Lake Titicaca: highest lake on Earth Lake Titicaca: highest lake on Earth

10. Think-Pair-Share How did Ice Age glaciers form lakes in North America? How did Ice Age glaciers form lakes in North America?

11. Summarizing Strategy Answer LEQ Answer LEQ How are Earth’s bodies of water formed? (lakes) How are Earth’s bodies of water formed? (lakes)