Acceleration of gravity
The new reduced data format simply works better. Every group, morning and midday, had less than 20% error and multiple groups went under 5% error. Five drops, picking the median value, at fewer heights, generates the best data. Drops were made from 0, 100, 200, 300, 400, and 500 centimeters.
Brenda, Serlyn, and Kanisia working at 200 cm
Jermy and Paul stacking for 300 cm
Tania records data
Serlyn, Brenda, Reed working on 400 cm and 500 cm
200 cm
Yvonne holds the meter sticks together
Shra Ringlen holds the meter sticks, Jessica Gilmete prepares to drop from 200 cm
Jessica tackles 300 cm using a chair on the table with Nikita providing back-up
One percent error for one of the 11:00 laboratories. Not bad for hand timing a dropped super ball.
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