A simile. A simile compares two unlike items and specifically uses like or as in the comparison.
assonance
The literary device used in that sentence is personification, where the waves of the lake are given human-like qualities by fading into a faint haze.
a device that converts radio waves to audio waves
no they are fault-block mountains
Lead the voltage waves
Bluetooth?
RADAR
seismograph
radar
The monitoring device is a radio transmitter that sends signals to the radio transmitter. Radio waves are a type of Electromagnetic waves.
Radio waves from your calling device gets sent to the satellite in space then carried to the other device
A device for detecting underwater objects is typically called a sonar device. Sonar uses sound waves to detect and locate objects underwater by measuring the time it takes for the sound waves to bounce off the object and return to the device.