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INTRODUCTION TO EARTH SCIENCE <ul><li>Chapter 1 </li></ul>
What is Earth Science? <ul><li>All sciences which deal with  Earth  & its place in universe </li></ul><ul><li>-  </li></ul...
THEME : <ul><li>EARTH IS DYNAMIC! </li></ul>
4 parts to Earth’s system: <ul><li>1)  Atmosphere   </li></ul><ul><li>carbon dioxide  </li></ul><ul><li>free oxygen  </li>...
4 parts to Earth’s system: <ul><li>2)  Hydrosphere  – includes:  </li></ul>
4 parts to Earth’s system: <ul><li>3) Biosphere – all life </li></ul><ul><li>4) Geosphere – planet  </li></ul><ul><li>Eart...
4 parts are interrelated: <ul><li>Ex :  Clear cutting a forest </li></ul><ul><li>Biosphere:  </li></ul><ul><li>Atmosphere:...
4 parts are interrelated: <ul><li>Ex :  Volcanic eruption </li></ul><ul><li>Biosphere:  </li></ul><ul><li>Atmosphere:  </l...
Science <ul><li>Attempts to understand, explain, and predict events </li></ul><ul><li>- collects data to discover patterns...
Detective Analogy <ul><li>Scientists are solving a mystery </li></ul><ul><li>Scene of    Clues  Mystery </li></ul><ul><li>...
Uniformitarianism (p. 311) <ul><li>1787:  James Hutton </li></ul><ul><li>Physical, chemical, & biologic laws unchanged thr...
Scientific Process <ul><li>Ask a question: </li></ul><ul><li>1) Collect facts by observation or measurement </li></ul>
Scientific Process <ul><li>2) Explain how or why it happens </li></ul><ul><li>  </li></ul><ul><li>3) Design experiment to ...
Scientific Process <ul><li>4) Accept, modify, or reject hypothesis  </li></ul><ul><li>Theory  – well-tested framework that...
Scientific Revolution <ul><li>New information leads to a better explanation of observations </li></ul><ul><li>Occurs due t...
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Ch1_Introduction_students

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Ch1_Introduction_students

  1. 1. INTRODUCTION TO EARTH SCIENCE <ul><li>Chapter 1 </li></ul>
  2. 2. What is Earth Science? <ul><li>All sciences which deal with Earth & its place in universe </li></ul><ul><li>- </li></ul><ul><li>- </li></ul><ul><li>- </li></ul><ul><li>- </li></ul>
  3. 3. THEME : <ul><li>EARTH IS DYNAMIC! </li></ul>
  4. 4. 4 parts to Earth’s system: <ul><li>1) Atmosphere </li></ul><ul><li>carbon dioxide </li></ul><ul><li>free oxygen </li></ul><ul><li>water vapor </li></ul>
  5. 5. 4 parts to Earth’s system: <ul><li>2) Hydrosphere – includes: </li></ul>
  6. 6. 4 parts to Earth’s system: <ul><li>3) Biosphere – all life </li></ul><ul><li>4) Geosphere – planet </li></ul><ul><li>Earth’s structure = crust, mantle, core </li></ul>
  7. 7. 4 parts are interrelated: <ul><li>Ex : Clear cutting a forest </li></ul><ul><li>Biosphere: </li></ul><ul><li>Atmosphere: </li></ul><ul><li>Geosphere: </li></ul><ul><li>Hydrosphere: </li></ul>
  8. 8. 4 parts are interrelated: <ul><li>Ex : Volcanic eruption </li></ul><ul><li>Biosphere: </li></ul><ul><li>Atmosphere: </li></ul><ul><li>Geosphere: </li></ul><ul><li>Hydrosphere: </li></ul>
  9. 9. Science <ul><li>Attempts to understand, explain, and predict events </li></ul><ul><li>- collects data to discover patterns in natural world </li></ul>
  10. 10. Detective Analogy <ul><li>Scientists are solving a mystery </li></ul><ul><li>Scene of Clues Mystery </li></ul><ul><li>the Crime Solved </li></ul>
  11. 11. Uniformitarianism (p. 311) <ul><li>1787: James Hutton </li></ul><ul><li>Physical, chemical, & biologic laws unchanged through time </li></ul><ul><li>- forces which appear small can produce features very large </li></ul><ul><li>Ex : Colorado River and Grand Canyon </li></ul>
  12. 12. Scientific Process <ul><li>Ask a question: </li></ul><ul><li>1) Collect facts by observation or measurement </li></ul>
  13. 13. Scientific Process <ul><li>2) Explain how or why it happens </li></ul><ul><li> </li></ul><ul><li>3) Design experiment to test validity of hypothesis </li></ul>
  14. 14. Scientific Process <ul><li>4) Accept, modify, or reject hypothesis </li></ul><ul><li>Theory – well-tested framework that best explains the observations </li></ul>
  15. 15. Scientific Revolution <ul><li>New information leads to a better explanation of observations </li></ul><ul><li>Occurs due to: </li></ul><ul><li>a) new approach to the </li></ul><ul><li>question </li></ul><ul><li>b) new technology </li></ul>

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