In parallel circuits, how does current flow?

Prepare for the Pre-IB Grade 9 Science Exam with detailed flashcards and multiple-choice questions. Each question is paired with hints and thorough explanations. Ace your test with confidence!

Multiple Choice

In parallel circuits, how does current flow?

Explanation:
In parallel circuits, current splits across several paths. The same voltage is applied to every branch, so each branch carries its own current according to I = V/R. Because resistances can differ, the currents in different branches can be different, and the total current from the source is the sum of those branch currents. Adding branches usually lowers the overall resistance and increases the total current, not stops it. There is voltage across each branch, equal to the source voltage. So the best description is that electricity flows through multiple paths with individual currents.

In parallel circuits, current splits across several paths. The same voltage is applied to every branch, so each branch carries its own current according to I = V/R. Because resistances can differ, the currents in different branches can be different, and the total current from the source is the sum of those branch currents. Adding branches usually lowers the overall resistance and increases the total current, not stops it. There is voltage across each branch, equal to the source voltage.

So the best description is that electricity flows through multiple paths with individual currents.

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