Siti set up a circuit with a battery, a bulb, and a gap. She placed four different materials across the gap one at a time. Which material will cause the bulb to light up?
Show Worked Solution
Worked Solution
Step 1: For the bulb to light up, the material must be an electrical conductor.
Step 2: Identify the conductor among the choices.
Step 3: Metals like iron are conductors, while glass, plastic, and rubber are insulators.
Correct answer: An iron nail
Want more questions like this? Superholic Lab has 10,000+ MOE-aligned questions with full worked solutions.
Start Free Trial — 7 Days Free