Physics · Waves
Measure the speed of sound with two phones
Use two phones with an acoustic stopwatch app to time a clap over a known distance.
- Easy
- 1–3 hours
- Free
606 projects · 13 streams · every class
Physics projects you can measure: motion, light, sound, heat, electricity and magnetism. Each project gives the materials, the steps and the calculation behind the result.
1 Physics project
Physics · Waves
Use two phones with an acoustic stopwatch app to time a clap over a known distance.
0 to compare
Compare