Skip to content

Heisenberg-uncertainty-principle Quote by John Gribbin

“Heisenberg's uncertainty relation measures the amount by which the complementary descriptions of the electron, or other fundamental entities, overlap. Position is very much a particle property - particles can be located precisely. Waves, on the other hand, have no precise location, but they do…” quote by John Gribbin
Download Open image
““Heisenberg's uncertainty relation measures the amount by which the complementary descriptions of the electron, or other fundamental entities, overlap. Position is very much a particle property - particles can be located precisely. Waves, on the other hand, have no precise location, but they do have momentum. The more you know about the wave aspect of reality, the less you know about the particle, and vice versa. Experiments designed to detect particles always detect particles; experiments designed to detect waves always detect waves. No experiment shows the electron behaving like a wave and a particle at the same time.””

John Gribbin

About This Quote

Source Book: The Quantum Universe by Brian Cox and Jeff Forshaw, 2011

Heisenberg's principle shows particle and wave aspects of matter cannot be simultaneously known; measuring one blurs the other.

In simple terms: You can’t know both position and momentum precisely at the same time.

Key Takeaway

Accept limits of measurement.

Themes

physics uncertainty duality

Mood

curious analytical

Type

scientific educational

When to use this quote

  • laboratory experiments
  • particle detection
  • wave analysis
  • educational lectures

Key Concepts

quantum mechanics measurement theory

Questions to Reflect On

  • How does this uncertainty affect technological precision?
  • Can we ever fully describe reality?
A Different Perspective

The principle is often misinterpreted as implying randomness rather than measurement limits.

4.8 out of 5 (6 ratings)

More by John Gribbin

Explore all 15 John Gribbin quotes

More Heisenberg-uncertainty-principle quotes

Browse all 2 Heisenberg-uncertainty-principle quotes