UNIT ONE: Toward Independence

Lesson 16
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LONGITUDE

LEFT SIDE
PAGE 38

1
WARM UP

WHAT I
KNOW
QUESTIONS
I HAVE
lines
on the Earth
meet at the poles
Why is the Prime Meridian called that?

 
 
 
 
 
3
Read and Attach:
"Introducing Longitude"
  • Create margin notes on what you think is important.
    • Individually - Underline and highlight important information; in the margin provide a question or comment foe each hihlighted piece.
    • Share with your partner what you thought and selected.  Made changes if necessary.

Click HERE to download Introducing Longitude

RIGHT SIDE
PAGE 39

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
2
OBJECTIVE:
  • Explain how longitude works.

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
4
NOTES:
  • What Is Longitude?
    • Lines
      • that run north to south
      • connect at the poles
      • another name is "meridians"
    • Distance
      • in degrees
      • east or west of the Prime Meridian
      • each degree of longitude varies in miles
      • total of 180º East and another 180º West
  • Facts About Longitude
    • Where does it begin?
      • the Prime Meridian
        • "prime" means "first"
        • an imaginary line that runs from the North Pole to the South Pole through Greenwich, England
    • Where does it end?
      • the International Date Line (IDL)
    • What is its unit of measurement?
      • Degrees (minutes and seconds)

 
Longitude
Meridian
Prime Meridian