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symbo symbo
wrote...
Posts: 1970
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7 years ago
What did Einstein consider was the greatest blunder of his career?

(a)   Not predicting that the universe is expanding.
(b)   Not predicting the existence of photons.
(c)   Not predicting that light in glass or other transparent material will travel at less than “the speed of light in a vacuum”.
Textbook 
Discovering the Universe

Discovering the Universe


Edition: 7th
Authors:
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hyponoticahyponotica
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Posts: 1396
7 years ago
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symbo Author
wrote...

7 years ago
Just got PERFECT on my quiz
wrote...

Yesterday
I appreciate what you did here, answered it right Smiling Face with Open Mouth
wrote...

2 hours ago
Thank you, thank you, thank you!
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