This is the reaction time conversion sheet for the dropping the ruler practical. it is in mm and cm (depending on your groups ability or the rulers you use).
If you would like to look at the resource this comes from click here:
https://www.tes.com/teaching-resource/reaction-time-required-practical-planning-with-9-1-graded-questions-and-model-answers-12220202
I have various resources on required practicals free as well as paid.
Please search “required” at my shop at:
https://www.tes.com/teaching-resources/shop/stephenkemp193
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Legend. Thank you.
Thank you - I was just searching for this and didn't want to pay for the pleasure. Thank you for posting this up, it's saved my students lots of maths!
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