Earth’s Bodies of Water Quiz Tuesday October 9, 2012: Chapter 1 Lesson 1 vocabulary and weathering process

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

Vocabulary  tributary: smaller streams of rivers  river system: a river and its tributaries  drainage basin: land drained by a river system

Streams  streams flow over land in a channel  most began on high grounds among hills and mountains  sources: melting snowfield, glacier, or overflowing lake

Streams  streams flow from high to low ground  at end of stream is mouth, where it empties into another body of water

Rivers pg nd paragraph What is it? broad, deep streams How is it formed? many smaller streams coming together What are tributaries? smaller streams What is a river system? a river and its tributaries

Africa: Nile River  Earth’s longest river

Fact Check  Turn and Talk  How long is the Nile river?  Is the Nile river longer than the Mississippi?

Asia: Chang Jiang or Yangtze  What happened?

Fact Check Think-Pair-Share:  Water from the Yangtze River is used to grow about ___________% of China’s ___________ crops.

Australia: Murray River  transportation

I wonder… Why do you think many of Australia’s rivers dry up for part of the year?

Europe: Danube River

North America: Mississippi

Mississippi River  barge transporting goods

South America: Amazon  Carries more water than Mississippi, Nile and Yangtze, combined

Rivers  river systems drain, or carry water away from land  drainage basin: land drained by a river system

Importance  Many of world’s first civilizations developed along rivers because they provide:  transportation  drinking and cleaning source  food  trade  energy source

Summarizing Strategy  How are Earth’s bodies of water formed?