NOVA Online (click here for NOVA home)
Submarines, Secrets, and Spies
Site Map

Sounds Underwater

Can you sound out the truth behind how sound sounds underwater? Take this quiz and find out.

  1. The speed of sound in water is two times slower than that in air.
    True | False

  2. Sound travels much faster in space than in water.
    True | False

  3. Warmer water allows sound to travel faster.
    True | False

  4. To listen to sounds in the ocean you need an instrument called a seaphone.
    True | False

  5. Whale sounds can travel across an ocean.
    True | False

  6. Whales of different species make very similar sounds.
    True | False

  7. A dolphin produces notes 100 times higher than the highest note a soprano can reach.
    True | False

  8. Fish do not make any sounds.
    True | False

  9. The only sounds transmitted in the water are those that come from the animals that live there.
    True | False

  10. You can hear the sounds of the ocean by listening to a seashell.
    True | False



References



Printer-Friendly Format   Feedback

See Inside a Submarine | Can I Borrow Your Sub?
Sounds Underwater | Life on a Submarine
Resources | Transcript | Site Map | Submarines Home

Editor's Picks | Previous Sites | Join Us/E-mail | TV/Web Schedule | About NOVA
Watch NOVAs online | Teachers | Site Map | Shop | Search | To Print
PBS Online | NOVA Online | WGBH

© | Updated May 2002

Support provided by

For new content
visit the redesigned
NOVA site

Join Us/E-Mail NOVA Site Map NOVA