Physics 0625 · IGCSE · Sound

Sound — practice question

Which row shows the approximate values for the speed of sound in copper, water and air?

  • Acopper $4500\,\text{m s}^{-1}$, water $1500\,\text{m s}^{-1}$, air $350\,\text{m s}^{-1}$
  • Bcopper $350\,\text{m s}^{-1}$, water $4500\,\text{m s}^{-1}$, air $1500\,\text{m s}^{-1}$
  • Ccopper $1500\,\text{m s}^{-1}$, water $4500\,\text{m s}^{-1}$, air $350\,\text{m s}^{-1}$
  • Dcopper $4500\,\text{m s}^{-1}$, water $350\,\text{m s}^{-1}$, air $1500\,\text{m s}^{-1}$

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