Question: Determine whether a scalar or a vector is described in (a) and (b). Explain your answers. (a) A ballistics test shows that a bullet hit

Determine whether a scalar or a vector is described in (a) and (b). Explain your answers.

(a) A ballistics test shows that a bullet hit a wall at a speed of 400 ft/s.

(b) A ballistics test shows that a bullet hit a wall at a speed of 400 ft/s perpendicular to the wall.

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