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About this quote

What does it mean?
Einstein states that mass measures the energy content of a body.
In plain terms
Mass is a measure of energy.
What can you take from it?
Mass and energy are equivalent.

Where it applies

  • physics study
  • general science

Putting it to work

  • understanding relativity
  • science communication

Questions to consider

  • What does mass represent?
  • How is energy measured?

Another view

This is a simplified version of E=mc^2.

More from Albert Einstein

  1. The hardest thing to understand in the world is the income tax.

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  2. The physicists say that I am a mathematician, and the mathematicians say that I am a physicist. I am a completely isolated man and though everybody knows me, t…

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  3. The eternal mystery of the world is its comprehensibility: The fact that it is comprehensible is a miracle. -- Einstein, 'Physics and Reality,' Journal of the …

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