Grade nine science question on circuits, voltage, etc. PLEASE HELP?

Grade nine science question on circuits, voltage, etc. PLEASE HELP?



1.) What happens to the brightness of the bulbs when more are added in series? Explain.

2.) What should (theoretically) happen to the brightness of the bulbs when more are added in series? Explain.

3.) What happens to the brightness of the bulbs when more are added in parallel? Explain.

4.) What should happen to the brightness of the bulb as more were added in parallel? Explain.





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