Science task 161: A New Zealand Level 1 learner applies foundational knowledge to a familiar community context. A trolley of mass 9 kg accelerates at 3 m/s². What is the net force?

Science task 161: A New Zealand Level 1 learner applies foundational knowledge to a familiar community context. A trolley of mass 9 kg accelerates at 3 m/s². What is the net force?

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