News Update: April 7 , 2010       Name _____________________ 

Ruby-throated Hummingbird Map Questions
(Teachers: Map is hotlinked for larger projection on smartboard or screen.)


Average temperature maps
Above: March 21 - March 27, 2010
Below: March 28 -April 3, 2010

 



1. Use a marker to draw a line along the leading edge of the rubythroat migration last week (March 31).

2. Now try putting last week's line onto the same place on this week's map (April 7).

3. What do you notice about the yellow dot pattern (sightings after March 28) above AND below the line you just drew. Describe what you see.

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4. Study the weather maps. What do you notice about the bands of color (temperature isotherms). Do you see a pattern between temperature and migration? How would you describe it?

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