Science task 81: A South Australian senior class applies the information to a water, agriculture or urban-design investigation. A 7 kg test trolley accelerates at 6 m/s². What net force acts on it?

Science task 81: A South Australian senior class applies the information to a water, agriculture or urban-design investigation. A 7 kg test trolley accelerates at 6 m/s². What net force acts on it?

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