Learn about sound from the source that creates it to the mechanics of the ear that hears it. Discover why sound needs a medium to travel, why there's none in space and why some animals see by using sound. Hands-on activity.
year: 2000
call number/section: 534
subjects: sound, video recordings for the hearing impaired, closed caption video recordings, physical sciences, juvenile films, films for the hearing impaired, dvds
Editions
Pospisil, Denise
Schlessinger Media (2000)
Learn about sound from the source that creates it to the mechanics of the ear that hears it. Discover why sound needs a medium to travel, why there's none in space and why some animals see by using sound. Hands-on activity.
Schools: 0
Pospisil, Denise
Investigates where sound comes from and how it is created, discussing vibrations and sound waves, and including real-life examples.
Schools: 2