Compare the de Broglie wavelength of a bullet moving at $700$ miles per hour $(313\frac{m}{s})$ to that of a proton moving at $1\mathrm{.}30{10}^7$ miles per hour $(5\mathrm{.}81{10}^6\frac{m}{s})$ and a golf ball with a

speed of $70\mathrm{.}0$ miles per hour $(31\mathrm{.}3\frac{m}{s}).$