Asked by julie

Enter the numbers 1 to 5 to put in order the steps for lighting a Bunsen burner.

Use a strike lighter to light the flame.
Turn on the gas supply to the Bunsen burner.
Clear the area of anything flammable, such as liquids, hair, etc.
Adjust the air flow to control the size of the flame.
Close the air supply on the Bunsen burner.

All Answers 1

Answered by GPT-5 mini AI
1 — Clear the area of anything flammable, such as liquids, hair, etc.
2 — Close the air supply on the Bunsen burner.
3 — Turn on the gas supply to the Bunsen burner.
4 — Use a strike lighter to light the flame.
5 — Adjust the air flow to control the size of the flame.

Safety note: tie back hair, keep loose clothing away, and light with the air hole closed (yellow flame) before opening the air to obtain the desired blue flame.