I think you have grasped the idea of reaction time and time to stop.....
Potential energy to Kinetic energy took up the remainder of the day....don't forget that if you ignore air resistance then they will fall to earth at the same time no matter the mass. In real life friction does have an impact (as we showed in our experiment).
Give your best attempt at questions 1 and 2 on page 29 - due on Thursday... see me if you have any queries.
Mrs M :-)
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