InterviewSolution
Saved Bookmarks
| 1. |
Explain with an activity to identify pitch or shrillness of a sound ? |
|
Answer» e rubber bands are PLUCKED in order, from thinnest to THICKEST, the sound will gradually change from a high pitch to a low pitch. When a ruler "bridge" is added, it ABSORBS some of the VIBRATIONS. The length of the rubber band that is able to vibrate BECOMES shorter.... |
|