A dolphin located in sea water at a temperature of 25°C emits a sound directed toward the bottom of the ocean 481 m below. How much time passes before it hears an echo? The speed of sound in sea water is1530 m/s.

.button {
background-color: #4CAF50;
border: none;
color: white;
padding: 10px 20px;
text-align: center;
text-decoration: none;
display: inline-block;
font-size: 16px;
margin: 4px 2px;
cursor: pointer;
border-radius: 10px;

.awasam-alert {
color: red;


"Is this question part of your assignment? We Can Help!"

Essay Writing Service