Sounding Flashcards
1
Q
What did they use before sounding technology was created 
A
A sounding line, a weighted rope
2
Q
Sonar or…
A
Sounding 
3
Q
What does sonar stand for? 
A
SOund,Navigation,And,Ranging
4
Q
What are the types of biosonar? 
A
Active(reflecting) and passive(one way)
5
Q
What was the first thing they used sonar to find? 
A
Glaciers 
6
Q
What type of animals is echolocation?
A
Dolphins, whales, porpoises 
7
Q
What’s the formula for calculating depth
A
Distance equals speed of sound x time divide by 2
