Science

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Author:
kakashiroxs
ID:
49882
Filename:
Science
Updated:
2010-11-16 03:30:57
Tags:
chapter 7
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Description:
Finals
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  1. 일주운동
    appears to rotate once
  2. how much does the 북극성 move?
    • 1 hour= 30 degrees
    • 서 -> 동
    • west to east
  3. How diffrent will a satillite's orbiting path look 2 hours later
    the satilite would move 30 degrees westward.
  4. Rotation of the earth
    • 2 hours= 30 degrees
    • 1 hour= 15 degrees
  5. 5 prooofs that the earth rotates
    • 일주운동
    • night and day (sun's 일주운동)
    • satilite's movement
    • rotation
  6. Sun's movement
    • 360 in 365 days
    • 1 degrees in one day
    • west to east
    • sun returns to original position once a year

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