How do i solve and find the answer?

Which quantities are scalars? choose all that apply a.distance b.speed c. acceleration d.velocity

In one or two sentences, describe how you did in the balancing game. in a few more sentences, explain one strategy you learned for balancing more complex equations.

An object is placed in front of a concave mirror between the pole and the focus of the mirror, what is the nature of the image formed by the mirror