Question

Answer in one word : 1. The closed path in which electric current flows: 2. A piece of tungsten wire inside a bulb which glows when an electric current passes t 3. A device that closes or opens a circuit by allowing or preventing flow of current : The materials that do not allow the flow of electric current through them : Science-6answer
​

Answer 1

Answer:

1. circuit

2. filament

3. switch

4. insulator / bad conductor

for 4th one I prefer to write insulator.

hope it helps you. Thank You

can you please give me braineliest