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Author Question: During the past few million years, ice ages were MOST LIKELY caused by A) changes in the distance ... (Read 50 times)

scienceeasy

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on: Jul 27, 2018
During the past few million years, ice ages were MOST LIKELY caused by
 
  A) changes in the distance from the Earth to the Sun
  B) small changes in the Earth's axis tilt and orbit
  C) changes in the heat released from the Earth
  D) changes in the energy output of the Sun

Question 2

Suppose a 70. kg student were to become (be compressed into) a black hole.
 
  (a) What would be his/her Schwarzshild radius (size of the B.H.)?
  (b) How does this compare to the size of a proton?


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jesse.fleming

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

B

Answer to Question 2

(
a) 1.0  10-25 meters
(b) About 10 orders of magnitude smaller than a proton.


scienceeasy

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Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)

Kedrick2014

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Reply 3 on: Yesterday
Excellent

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