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Author Question: Why did Rutherford propose a model for the atom with a very small nucleus containing the bulk of the ... (Read 134 times)

ishan

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on: Aug 27, 2018
Why did Rutherford propose a model for the atom with a very small nucleus containing the bulk of the mass and a positive charge?
 
  A) because a beam of positively charged particles (alpha particles) were partially reflected by a thin gold foil
  B) because a beam of positively charged particles (alpha particles) were able to penetrate by a thin gold foil
  C) because a beam of negatively charged particles (beta particles) were partially reflected by a thin gold foil
  D) because a beam of negatively charged particles (beta particles) were able to penetrate a thin gold foil
  E) because a beam of positively charged particles (alpha particles) were completely reflected by a thin gold foil

Question 2

The most pressing issue facing the world is ________.
 
  A) too many technological advances happening too fast
  B) too many scientific discoveries challenging the ecosystem
  C) a rapid global population increase
  D) a shortage of fossil fuels


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at

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

A

Answer to Question 2

C


ishan

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Reply 2 on: Aug 27, 2018
Gracias!

raenoj

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Reply 3 on: Yesterday
Wow, this really help

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