Cell phone signals passing through walls is an example of
A)emission.
B)transmission.
C)absorption.
D)reflection or scattering.

Question

Quizplus · Accepted Answer

Cell phone signals passing through walls is an example of transmission, as the signals are passing through the physical barrier of the wall to reach the intended recipient. Emission refers to the initial production of the signals, absorption refers to the dissipation of the signal energy, and reflection or scattering involves the signal bouncing off an obstacle in a different direction.

Cell Phone Signals Passing Through Walls Is an Example of