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Know your reaction time. Reaction time could be the basis for a game. Other reasons for knowing your reaction time???. Catching a ruler. Working in pairs One person holds the top end of the ruler The other person puts their thumb and first finger either side of the other end
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Catching a ruler • Working in pairs • One person holds the top end of the ruler • The other person puts their thumb and first finger either side of the other end • The person holding the ruler lets go of the ruler • The other person catches the ruler and reads their reaction time from the ruler
An investigation to measure reaction time and calculate stopping distances using the reaction timer box • You will find out: • Your reaction time. • How your reaction time changes if you are phoning or being distracted. • You will calculate stopping distances for different speeds. Image: Wikipedia: This work is licensed under the Creative CommonsAttribution 2.0 License.
The Reaction Timer Sequence: Reset Clears away any previous measurements, ready to start again. Start Makes the light flash for a random number of times, after which it stays on. Stop Causes the time between the light staying on and the user pressing this button to be displayed. • It displays (from the left) • Reaction time in milliseconds (1000 ms = 1 second) • Thinking distance in metres • Braking distance in metres