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Pu Dong 2nd Grade: Ramp Experiment

December 21, 2011

Pu Dong 2nd Grade: Ramp Experiment

In our science class, we have been studying simple machines. One simple machine is a ramp. Recently, students worked in teams to see how they could change the distance a car would roll when released from a ramp. The lowered, raised, lengthened, and shortened their cardboard ramps as they tried to send their small cars across the classroom's floor!(Author: Wu Ying)