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If A is in thermal equilibrium with B and with C, what does the zeroth law say about B and C?

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  1. B and C have different temperatures
  2. B and C share a temperature
  3. Nothing until B and C touch

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References

  1. OpenStax University Physics Volume 2, Thermodynamic Systems openstax.org/books/university-physics-volume-2/pages/3-1-thermodynamic-systems Checked 2026-10-10.

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