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Author Question: If you were to come back to Earth in 150 million year's time, what would a map of the planet look ... (Read 74 times)

nenivikky

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on: Jul 27, 2018
If you were to come back to Earth in 150 million year's time, what would a map of the planet look like compared to today?
 
  A) so completely different that none of our current continents would be recognizable
  B) only slightly different because plate motion is extremely slow
  C) exactly the same because plate tectonics is no longer occurring
  D) quite different because plate tectonics would have caused a shift in the position of the continents

Question 2

A glass plate 2.5 cm long is separated from another glass plate by a strand of someone's hair (diameter 0.010 mm). How far apart are the adjacent interference bands when viewed with light of wavelength 600 nm?
 
  What will be an ideal response?


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tkempin

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Reply #1 on: Jul 27, 2018
Answer to Question 1

D

Answer to Question 2

0.75 mm


nenivikky

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Reply 2 on: Jul 27, 2018
Thanks for the timely response, appreciate it

rachel

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Reply 3 on: Yesterday
Wow, this really help

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