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Author Question: If the entire history of the Earth was scaled to a time line the length of a football field, human ... (Read 108 times)

shofmannx20

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on: Jul 27, 2018
If the entire history of the Earth was scaled to a time line the length of a football field, human civilization would occupy what proportion of the field?
 
  A) a sliver no thicker than a piece of paper
  B) a silver no thicker than an atom
  C) about a quarter of the field
  D) about a half of the field

Question 2

Consider a velocity with components 36. m/s Westward and 22. m/s Northward. What is its magnitude and direction?
 
  What will be an ideal response?


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aprice35067

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

A

Answer to Question 2

42. m/s at 31. North of West


shofmannx20

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

kusterl

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Reply 3 on: Yesterday
Excellent

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