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2010 Motion
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2010 Motion

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Transcript

  • 1. Motion February 16, 2010
  • 2. Objectives
    • Define the frame of reference and identify the moving object in different situations
    • Name the most commonly used frame of reference
    • Define position and motion
  • 3. Background The early Greeks thought that all matter was a mixture of four elements: earth, water, air and fire.
  • 4.  
  • 5. Position
    • The location of any object.
  • 6. Are you and your desk moving?
  • 7. Frame of Reference
    • The object or point from which movement is determined.
  • 8. Is the sun setting or is the earth rising?
  • 9. Earth is the most commonly used frame of reference.
  • 10.  
  • 11.
    • What are some other ways that we see frame of reference?
      • Moving car
      • Video cameras for movies or TV shows
      • Airplane/something airborne
    • We all have different frames of reference, but the most common frame of reference is the earth.
  • 12.
    • Motion is a change in position relative to a frame of reference.
    • Movement can only be measured with reference to something that is assumed to be fixed in place.