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Author Question: When light reflects off an object, what is the relation between the angle of incidence and the angle ... (Read 98 times)

Caiter2013

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on: Jul 27, 2018
When light reflects off an object, what is the relation between the angle of incidence and the angle of reflection?
 
  A) angle of incidence = angle of reflection
  B) angle of incidence + angle of reflection = 90
  C) angle of incidence + angle of reflection = 180
  D) angle of incidence - angle of reflection = 90
  E) It depends on the material that the light reflects off.

Question 2

The universal accelerating force could NOT be considered
 
  A) antigravity.
  B) Einstein's cosmological constant.
  C) dark energy.
  D) vacuum pressure.
  E) dark matter.


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meltdown117

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

A

Answer to Question 2

E


Caiter2013

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Reply 2 on: Jul 27, 2018
Wow, this really help

carojassy25

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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