Science task 91: A Northern Territory senior class applies the information to a remote-services, climate or community investigation. A 30 kg test trolley accelerates at 7 m/s². What net force acts on it?

Science task 91: A Northern Territory senior class applies the information to a remote-services, climate or community investigation. A 30 kg test trolley accelerates at 7 m/s². What net force acts on it?

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