Ground-penetrating radar, for instance, has long been used to locate buried utilities or archaeological sites. It works by emitting waves that generate reflections as they penetrate materials.

LOUISVILLE, Ky. (WAVE) - The wind gusts will remain elevated into the evening with a slow decrease toward sunrise. In ...

A pulse of radar is reflected by the storm and returns to the receiver after 3 ms. Time for the radio waves to travel to the storm and back = 3 ms = \(\frac{\text{3}}{\text{1000}}\) = 0.003 s Time ...