Two balls of equal mass collide. one of them experiences a 12 m/s^2 acceleration right after the moment of impact. what acceleration does the other ball experience at the same moment

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The radiation of the fire causes the saucepan to heat up. the conduction of the saucepan then to distribute the heat over the saucepan and to give heat to the water. the convection of the water distributing the heat within the water, till all the water is boiling

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Motion i think. hope it