Objectives
Students will:
- Explain how sound travels.
- Explain how the speed of sound changes.
Skills Needed
Students must be able to:
- A basic understanding of sound and how it travels.
- A knowledge of loudness and pitch.
Materials Needed
Students will need:
- piece of bamboo
- piece of PVC pipe
- empty pop bottle
- string, 10 meters
- 2 paper cups
- tin cans