This document discusses sound and is divided into several sections. It aims to teach about sound by explaining its production through vibration, how it propagates through a medium like air, and that it travels as longitudinal waves. It concludes with a proposed activity to reinforce the concepts covered.

1. SOUND

2. AGENDA
 AIM: To learn about sound
 KEYWORDS:
 Vibration
 Medium
 Vacum
 Horizontal movement
 EXPLANATION:
 Production
 Propagation
 Longitudinal waves
 SUMMARY:
 Activity:

16. Sound can travel in

38. SUMMARY:
Production
Propagation
Longitudinal waves

39. ACTIVITY:

40. Thank you