Echo sounding, echolocation - deciding The situation of a little something by measuring enough time it takes for an echo to return from it Support wikiHow by unlocking this skilled response. For anyone who is referring to just how long it will take, I wouldn't advocate trying to velocity this https://whentoremovecollisioncove66813.humor-blog.com/18561975/is-a-bent-car-frame-dangerous-for-dummies