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Robertson, Amy D.; Goodhew, Lisa M.; Heron, Paula R. L.; Scherr, Rachel E. – Physics Education, 2019
Existing accounts of student thinking about mechanical wave propagation and superposition emphasize that students sometimes treat wave pulses as objects, saying, for example, that pulses bounce off of one another when they meet. In this paper, we present a context in which students explicitly reason about pulses as not-objects, instead describing…
Descriptors: Physics, Scientific Concepts, Energy, Science Process Skills