Sounding
Sounding
Sir George Grey, 2nd Baronet
Sounding can refer to:<ul><li>Determination the depth of water usually in the sea. Originally using a weighted line called a <a href="Sounding line">lead line</a>, more recently using <ul> <li><a href="Echo sounding">Echo sounding</a> </ul> <li><a href="Whale sounding">Whale sounding</a>, the act of diving by whales <li>various methods in <a href="Telecommunication">telecommunications</a> <ul> <li><a href="Ionospheric sounding">Ionospheric sounding</a> <li><a href="Automatic sounding">Automatic sounding</a> <li><a href="Automatic link establishment">Automatic link establishment</a> </ul> <li><a href="Urethral sounding">Urethral sounding</a> in medicine <li>various methods in <a href="Geophysics">Geophysics</a>: <ul> <li>vertical electrical sounding (VES) <li><a href="Electromagnetism">electromagnetic</a> sounding </ul> <li><a href="Sounding rocket">sounding rockets</a> which take measurements during suborbital flight </ul>