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Measure the frequency of a pendulum on a string. You can determine the gravity constant this way.
As part of the work by Benjamin Götze (in German) on smartphone experiments with harmonic oscillations, he created a work sheet for schools (in German). This uses a slightly modified version of the pendulum experiment, which can be downloaded below. An alternative might be the spring experiment.
- Worksheet (German)
- Information for teachers (German)
- phyphox experiment for this worksheet: Download / Open in phyphox