Ignoring reflection at the air–water boundary, if the amplitude of a 1 ghz incident wave in air is 20 v/m at the water surface, at what depth will it be down to 1 μv/m? water hasμr

Multiply or divide to make this english distance conversion. 174 inches = feet (14.5, 58, 2,088, 23)

Suppose a soccer ball is kicked from the ground at an angle 20.0º above the horizontal at 8.00 m/s. the y-velocity is determined to be 2.74 m/s. how long will the ball be in the air? assume the ball lands at the same height at which it was kicked.

Awave that is traveling fast can be said to have a high a. frequency b. speed c. wavelength d. amplitude e. period f. none of these