measuring reaction time

We measured people’s reaction time in class today using this BBC site.  Click on the picture to try again at home.

It is important to consider reactions when we measure short times.  In Physics, we often try to avoid reaction times affecting our results by using data loggers and light gates to take accurate time measurements.

Read about using light gates to measure average speed and instantaneous speed on pages 6 & 8 of your Transport booklets.

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