Tuesday, January 20, 2015

continetal drift and seafloor spreading

Identify 4 evidences the helped prove the continents where moving and explain each one.
Explain what continental drift is.
1.
ROCK DISTRIBUTIONS what is this?
2.
MOUNTAIN RANGES how does this prove anything?
3.
FOSSIL DISTRIBUTIONS..how does this work? 
4.
EVIDENCE OF GLACIATION..how does this work?

Seafloor Spreading-Explain it.
Identify 2 evidences that helped prove the sea floor was growing and explain each one.

1.the lava closer to center is youngest

2.the farest farther from the center is the oldest These both represent age of the rock...there is another one.

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