Going up and down each isle in the grocery story to find milk is an example of what problem solving strategy?

Blind search

Explanation:

The blind search is a problem solving strategy which can be used to solve the problems of relatively simpler nature, and can only distinguish non-goal and goal state with no idea that which state is more promising.

In this example, blind search was used to reach the goal (Going up and down each isle).

Hope it helps!

the force on the thing and the distance the force moves the thing

i am pretty sure it is c because when people are closer together, they cannot move as freely. picture being in a mostly full elevator, for instance. the people are right next to you, and you can barely move.