Bennett Mechanical Comprehension Practice Test 2025 – The Complete All-in-One Guide to Exam Success!

In a circuit, electrons move from areas of higher concentration to areas of lower concentration. This movement is driven by the difference in electron density, as electrons are negatively charged particles. When there is an excess of electrons in one area, there exists a potential difference, prompting the electrons to seek equilibrium by flowing towards an area with fewer electrons.

This is akin to how water flows from a high elevation to a low elevation, seeking to equalize the differences. When assessing the options, the correct answer accurately reflects this principle, emphasizing the flow from regions of greater electron density to those with lesser density.

Other options may confuse the directionality of electron flow or suggest scenarios that do not reflect how electrical potential and charge distributions operate in a circuit, which is crucial to understanding basic electrical principles. Understanding this flow is vital for interpreting how circuits function and ensures proper design and analysis of electronic systems.