WELCOME TO THE WORLD OF PHYSICS AT INDUS
Students finding the speed of sound in sports field.
String can telephone activity::::
Students talking on String can telephone and investigating the sound with varied length & material.
| youtube_-_paper_plate_speaker_vibration_to_music.flv |
| wave_behaviour_glen.pdf |
| cross_sound_1.pdf |
| grade_8worksheet-sound.doc |
