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a dog has a moment of 60 kilogram meters per second west. The dog has a velocity 3 meters per second west. What is the mass of the dog ?

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  • science - ,

    Slight issue in the question. It should say the dog has a momentum of.. not moment.

    Momentum is mass x velocity, so if we know the velocity (it's in the question) we can divide the momentum by the velocity to get the mass.

    60 (kg m/s) / 3 (m/s) = 20 kg.

    Could well be a spaniel.

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