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Author Question: The HertzprungRussell diagram is a plot of A) radial velocity against distance B) apparent ... (Read 51 times)

burton19126

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on: Jul 27, 2018
The HertzprungRussell diagram is a plot of
 
  A) radial velocity against distance
  B) apparent brightness against time
  C) luminosity against distance
  D) luminosity against surface temperature

Question 2

A skier, of mass 60. kg, pushes off the top of a frictionless hill with an initial speed of 4.0 m/s. How fast will she be moving after dropping 10. m in elevation?
 
  A) 0.20 km/s
  B) 15. m/s
  C) 10. m/s
  D) 0.15 km/s
  E) 49. m/s


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SVictor

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

D

Answer to Question 2

B


burton19126

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

isabelt_18

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Reply 3 on: Yesterday
Gracias!

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