Biology-B5-PRACTICAL-Reaction Time 0.0 / 5 ? BiologyHomeostasisGCSEAQA Created by: tonisha_Created on: 07-01-23 20:07 Reaction time is the time taken to react to? a stimulus 1 of 13 How many people are required for this practical? 2 2 of 13 Firstly Person A will sit? on a chair upright 3 of 13 With their______ arm where? With their dominant arm resting across the table 4 of 13 With their hand? over the edge 5 of 13 Person B will then hold a? ruler verically 6 of 13 Where will the 0cm mark be? between their thumb and first finger 7 of 13 Person B will then drop the ruler when? at a random time 8 of 13 Person A then has to try and? cat it as fast as they can 9 of 13 The reaction time is measured by the number where the ruler is? caught 10 of 13 It should be read from the _____ of the ___? top of the thumb 11 of 13 We then _____ it several times and calculate a ? repeat it and calculate a mean 12 of 13 What is a control variable here? starting measurement where the ruler is held 13 of 13
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