Which of the following quantities are not vectors? a) force b) speed c) acceleration d) weight

All listed values are vector.

In fact: the speed is obviously vector because in addition to magnitude, it has a direction. Force – is the reason for the change in the speed of the body i.e. also has a direction. A change in speed is an acceleration, too, a vector. And finally, weight is the force with which the body acts on the support, and the force is the vector!



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