The World of Atoms

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Questions and Answers

According to the text, what is the approximate size of the nucleus compared to the atom?

  • 1/100000 of the diameter of an atom (correct)
  • 1/1000 of the diameter of an atom
  • 1/10000 of the diameter of an atom
  • 1/1000000 of the diameter of an atom

What is the approximate percentage of empty space in a hydrogen atom according to the text?

  • 99.9999999999995% (correct)
  • 99.9999999999997%
  • 99.9999999999999%
  • 99.9999999999998%

What is the approximate size of the largest atoms according to the text?

  • One trillionth of a meter
  • One trillionth of a millimeter
  • One millionth of a millimeter
  • One billionth of a meter (correct)

What is the Big Bang Theory?

<p>A theory that explains the creation of the universe (D)</p> Signup and view all the answers

What happened at the Big Bang according to the theory?

<p>The universe was compressed into a point (C)</p> Signup and view all the answers

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