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4th Grade Ch. 6 Lesson 2 How do water and air affect weather
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4th Grade Ch. 6 Lesson 2 How do water and air affect weather

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  • 1. Ch. 6 Lesson 2 How do water & air affect weather?
  • 2. water cycle Powered by energy from Sun precipitation storage condensation evaporation
  • 3. evaporation liquid water  water vapor condensation water vapor  liquid water as it cools precipitation any form of water that falls to Earth
  • 4. Water Cycle Song
  • 5. Water Cycle bracelet White = clouds (condensation) Light blue = rain (precipitation) Brown = ground (storage) Dark blue = water in lake, river or ocean (storage or runoff) Green = plants (storage) Yellow = sun (source of energy that keeps cycle moving Clear = water vapor (evaporation)
  • 6. http://www.epa.state.il.us/kids/fun-stuff/water-cycle/wheel-part-1.html
  • 7. evaporation condensation precipitation storage
  • 8. Earth’s atmosphere blanket of air that surrounds Earth most air = nitrogen
  • 9. 4/5 = nitrogen 1/5 = oxygen Less than 1/5 = carbon dioxide, water vapor, other gases
  • 10. air pressure pushing force of air moves from place w/ high pressure  place w/ low pressure
  • 11. As you go higher, air pressure decreases.
  • 12. land breeze blows from land  sea land heats & cools more quickly than land
  • 13. sea breeze blows from sea  land
  • 14. Activity-How does water change state? Day 1 Start Day 2 After freezing Day 2 When ice began to melt Day 2 When all was melted Height (mm) Temp. ( o C)

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