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BBC2 年

Distance-time graphs - Speed - CCEA - GCSE Combined Science ... - BBC

Question Calculate the average speed of the object represented by the purple line in the graph, from 0 to 2 s.
BBC4月

What are distance-time graphs in GCSE Physics? - BBC Bitesize

Calculate the average speed of the object represented by the purple line in the graph, from 0 to 2 s.