Comparing series and parallel circuits

P5 Science · Electrical System · 108 questions · difficulty D1–D5 · Singapore MOE-aligned

Sample questions

SAMPLE 1

A student wants to build a circuit so that if one bulb is removed, the other bulbs still stay on. Which type of circuit should he use, and why?

A Parallel circuit, because the bulbs are brighter.
B Series circuit, because the circuit is simpler.
C Series circuit, because the bulbs are connected one after another.
D Parallel circuit, because each bulb has its own complete path from the battery.

SAMPLE 2

A string of fairy lights has many bulbs. When one bulb blows, all the other bulbs go out. How are the bulbs connected?

SAMPLE 3

In a parallel circuit with two identical bulbs, one bulb is removed from its socket. What happens to the other bulb?

Check your answers in the app — free

All 108 questions with instant marking, step-by-step hints, badges and a pixel pet that grows as you learn. No login, no payment, ever.