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Astronomy Quote by Michio Kaku

“In some sense, gravity does not exist; what moves the planets and the stars is the distortion of space and time.” quote by Michio Kaku
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“In some sense, gravity does not exist; what moves the planets and the stars is the distortion of space and time.”

Michio Kaku

About This Quote

Source Interview: The Future of Physics, 2018

Gravity is not a force but the curvature of spacetime caused by mass-energy, shaping planetary and stellar motion.

In simple terms: Gravity is spacetime curvature, not a force.

Key Takeaway

Study spacetime geometry to understand cosmic motion.

Themes

science physics cosmology education

Mood

inquisitive educational

Type

scientific explanatory

When to use this quote

  • physics classroom
  • public science talks
  • science writing
  • space exploration

Key Concepts

spacetime curvature mass-energy gravity

Questions to Reflect On

  • What does spacetime curvature mean for everyday life?
  • How does this view affect our understanding of gravity?
A Different Perspective

Concept is abstract and hard to visualize for laypeople.

4.1 out of 5 (7 ratings)

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