_____ communicate(s) via radio waves using radio antennas placed within adjacent geographic areas.
A) Bluetooth
B) Cell phones
C) A satellite
D) Ultra-wideband
E) Near-field communications

Question

Quizplus · Accepted Answer

Cell phones use radio waves and antennas to communicate with cell towers placed in adjacent geographic areas. Bluetooth, ultra-wideband, and near-field communications are all wireless communication technologies, but they operate over shorter ranges and do not typically use radio antennas. A satellite can also use radio waves, but it is not typically placed within adjacent geographic areas.

_____ Communicate(s) Via Radio Waves Using Radio Antennas Placed Within