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Author Question: Dr. Smith believes that the Hubble constant is H0 = 70 km/s/Mpc. Dr. Jones believes it is H0 = 50 ... (Read 77 times)

Capo

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on: Jul 27, 2018
Dr. Smith believes that the Hubble constant is H0 = 70 km/s/Mpc. Dr. Jones believes it is H0 = 50 km/s/Mpc. Which statement below automatically follows?
 
  A) Dr. Smith believes that the universe is expanding, but Dr. Jones does not.
  B) Dr. Smith believes that the Andromeda Galaxy (a member of our Local Group) is moving away from us at a faster speed than Dr. Jones believes.
  C) Dr. Smith believes that the universe is older than Dr. Jones believes.
  D) Dr. Smith believes that the universe is younger than Dr. Jones believes.
  E) Dr. Smith believes that the universe will someday stop expanding, while Dr. Jones believes it will expand forever.

Question 2

What is pseudoscience?
 
  What will be an ideal response?


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jointhecircus

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

D

Answer to Question 2

Pseudoscience is the explanation of events through models that purport to be scientific but which, in practice, do not contain the hallmarks of science. For example, predictions may be made but models are not adjusted if the predictions fail to match the observations.


Capo

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

juliaf

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Reply 3 on: Yesterday
Gracias!

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