Question

8
emember, all forms of potential energy involve things in unstable positions.\ what does \unstable\ mean in this sentence? a flimsy b changeable c broken d moving

Explanation:

In the context of potential - energy and positions, an "unstable" position implies that the state can easily change. For example, a ball at the top of a hill is in an unstable position as a small disturbance can cause it to roll down. "Changeable" best captures this idea among the given options. Flimsy refers to something weak in structure, broken means damaged, and moving refers to an object in motion, none of which directly relate to the concept of an unstable position in terms of potential energy as well as changeable does.

Answer:

B. Changeable