Directions

1
Directions

• Each group will create a display on how their
  topic has changed over time.
• Topic 1 How has our world/land changed in the
  last 200 years? (think natural disasters,
  volcanoes, weather)
• Topic 2. How have you or other people changed in
  your/their lifetime? (think physically and
  socially)
• Topic 3 How has technology changed over the last
  200 years?
• Topic 4 How has our country changed in the last
  200 years (compare colony to today)

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Can we say that things change over time, why?

• Discuss

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This change over time is called EVOLUTION

• Relax, listen, ask relevant questions!

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What is Evolution?

• Evolution does not mean Man came from Apes!!!
• Evolution is a process of gradual and progressive
  change or development.
• (in other words, evolution is the constant change
  of the world around us.)

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Evolution is all around us

• Biological Evolution (changes in organisms)
• Geological Evolution (changes of the Earth)
• Technological Evolution (changes in how we use
  science)
• Social Evolution (Social Studies)

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Unit Evolution

• Ch 2 Views of Earth
• Ch 3 Clues to Earths Past
• Ch 4 Geologic Time

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Ch. 2 Views of EarthTools to look at evolution

• Maps
• Satellite Data
• Fossils
• Soil Samples
• Distribution of living creatures

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Maps

• Map Projections
• The way the world looks
• Topographic Maps
• Shows elevation
• Geologic Maps
• Soil /rock layers

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Satellite Data(Remote Sensing)

• Def Collecting information about an object from
  far away.

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Remote Sensing

• Example Monitoring the earth from space.
• Can collect info such as
• temperature, land cover, some gas types, water
  vapor, and many more.

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G.P.S. Global Positioning System

• Using satellites to find your exact location on
  earth.

Used in new technologies such as the TOMTOM.
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How GPS works

• 24 Satellites orbit the earth.
• A person has a hand held receiver.
• The GPS receiver collects the position and time
  of 4 satellites.
• Do a little math
• Viola! You have your exact position.

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