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Kok, Karel; Priemer, Burkhard; Musold, Wiebke; Masnick, Amy – Physical Review Physics Education Research, 2019
In this study with 153 middle school students, we investigate the influence of the number of decimal places from the reading of a measurement device on students' decisions to change or keep an initial hypothesis about falling objects. Participants were divided into three groups, introduced to two experiments--the time it takes a free falling…
Descriptors: Middle School Students, Measurement, Physics, Science Instruction