Create better lessons quicker
Sound travels through [vibrations]. Sound travels [slower] than light which is why you can [see] a plane before you can [hear] it. Sound enters the ear through the [outer ear], then travels down the [ear canal] before reaching the [ear drum] The ear drum vibrates which causes 3 bones to move the [cochlea]. The movement of liquid in the cochlea moves [tiny hairs] on the [auditory nerve] which sends signals to the [brain]..

Complete the sentence on sound

by Lmorgan


Similar activities from Community

Visit our desktop site to change theme or options, set an assignment or to create your own activity.

Switch template