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Author Question: Which of the following statements about electrons is not true? A) Electrons orbit the nucleus ... (Read 71 times)

TFauchery

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on: Jul 27, 2018
Which of the following statements about electrons is not true?
 
  A) Electrons orbit the nucleus rather like planets orbiting the Sun.
  B) Within an atom, an electron can have only particular energies.
  C) Electrons can jump between energy levels in an atom only if they receive or give up an amount of energy equal to the difference in energy between the energy levels.
  D) An electron has a negative electrical charge.
  E) Electrons have very little mass compared to protons or neutrons.

Question 2

The basic requirement for metabolism inside cells is
 
  A) a source of carbon and a source of energy
  B) a source of carbon only
  C) a source of energy only
  D) the presence of ATP


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CourtneyCNorton

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

A

Answer to Question 2

A


TFauchery

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

yeungji

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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