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Author Question: The name of which astronomer is most closely linked with that of Henry Russell? a. Henrietta ... (Read 136 times)

lilldybug07

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The name of which astronomer is most closely linked with that of Henry Russell?
 a. Henrietta Leavitt
  b. Johannes Kepler
  c. Ejnar Hertzsprung
  d. Edwin Hubble

Question 2

Who, in 1925, postulated that matter, as well as light, has properties of both waves and particles?
 a. Planck
  b. Heisenberg
  c. de Broglie
  d. Einstein



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Ashley I

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Answer to Question 1

c

Answer to Question 2

c




lilldybug07

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Reply 2 on: Jul 28, 2018
:D TYSM


deja

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Reply 3 on: Yesterday
Wow, this really help

 

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