momentum - Product of mass and velocity. , conservation - The preservation of a physical quantity during transformations or reactions., kilograms  - Unit for mass , mass - It is the amount of matter an object has, velocity - The distance covered by an object in unit time., initialvelocity - It is the velocity of the object before the collision takes place, finalvelocity - It is the velocity of the object after the collision takes place,

Motivational activity/ Review

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النمط البصري

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تبديل القالب

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