Science task 121: A New Zealand Level 3 learner evaluates evidence and justifies a conclusion in a complex context. A 7 kg object changes velocity from 5 to 8 m/s. What is the change in momentum?

Science task 121: A New Zealand Level 3 learner evaluates evidence and justifies a conclusion in a complex context. A 7 kg object changes velocity from 5 to 8 m/s. What is the change in momentum?

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