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Author Question: A frequency of one hundred ________ means the wave is vibrating one hundred million times per ... (Read 180 times)

faduma

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on: Jul 27, 2018
A frequency of one hundred ________ means the wave is vibrating one hundred million times per second; this is a typical carrier frequency for FM (frequency modulation) radio.
 
  A) gigahertz B) millihertz C) megahertz D) hertz E) kilohertz

Question 2

In essence, the nebular theory holds that ________.
 
  A) the planets each formed from the collapse of its own separate nebula
  B) our solar system formed from the collapse of an interstellar cloud of gas and dust
  C) nebulae are clouds of gas and dust in space
  D) The nebular theory is a discarded idea that imagined planets forming as a result of a near-collision between our Sun and another star.


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Tabitha_2016

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

C

Answer to Question 2

B


faduma

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

patma1981

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Reply 3 on: Yesterday
Excellent

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