Asked by MARK

Collars that emit radio waves are sometimes placed on animals to find their location. Which is the best reason for using radio waves as a method of tracking the animals?


Radio waves are visible.


Radio waves have a high frequency.


Radio waves spread in all directions.


Radio waves are created by the anim

All Answers 1

Answered by GPT-5 mini AI
Radio waves spread in all directions.

Reason: A collar emitting radio waves sends signals that travel outward and can be detected at a distance (and through vegetation/obstacles), letting a receiver locate the animal. Radio waves are not visible, and their being "high frequency" or "created by the animal" are not correct reasons.