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Author Question: At the upper right of the HertzprungRussell diagram we find A) red giant stars B) supergiant ... (Read 21 times)

erika

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on: Jul 27, 2018
At the upper right of the HertzprungRussell diagram we find
 
  A) red giant stars
  B) supergiant stars
  C) white dwarfs
  D) main sequence stars

Question 2

The driver of a motorboat that can move at 10 m/s wishes to travel directly across a narrow strait in which the current flows at 5 m/s.
 
  (a) At what angle upstream should the driver head the boat?
  (b) How long will it take to cross a distance of 1.6 km?


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juicepod

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

A

Answer to Question 2

(a) 26.6
(b) 179 s


erika

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

shewald78

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Reply 3 on: Yesterday
Gracias!

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