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Back to 33.2 The Four Basic Forces

33.2 Exercise 1

Avg difficulty 2.5

Two intact (not ionized) hydrogen atoms are 10 cm apart. Which of the following are true?

  1. Gravity, though very weak, is acting between them.
  2. The neutral charge means the electromagnetic force between them can be ignored.
  3. The range is too long for the strong force to be involved.
  4. All of the above.

OpenStax College Physics 2e, 33.2 The Four Basic Forces, exercise 1

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Adapted from College Physics © 2022 Rice University. Licensed under CC BY 4.0. Sources: College Physics 2e, College Physics for AP® Courses 2e. Imported at revision f98d7a7.