Stethoscope and radio set
In this project, students will study the relationship between the volume of a sound and the distance between the sound source and the receiver. From this, they will make a real stethoscope to listen to the heartbeat. They will also make walkie-talkies out of cups.
| Subsections of the Model Curriculum | Learning objectives |
| 5.3-Sound | 3.5.3.1 explain the dependence sound volume from the distance between audio source and receiver sound |
- Silicone hose
- Infusion system
- Funnel or saucepan
- Balloon
- Duct tape
- Metal wire
- Rubber
- Glass - 2 pieces
- Rope
- Plasticine slice
