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Flames need air to expand and grow, or become hotter. The oxygen circles the flame and makes the flame alter. The collar allows air to get to the flame.

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Q: Why does turning the collar on a busen burner make the flame hotter?
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Related questions

Who invented the busen burner?

It Was Robert Bunsen.


What year did Robert Bunsen invent the busen burner?

he invented a gas burner.


How do you get a big flame with the Bunsen burner?

how do you make the flame on busen burner bigger


What does a busen burner burn?

I think it burns gas.


When was the busen burner created?

The Bunsen burner was designed in 1854 by Robert Bunsen, at The University of Heidelberg.


What is the purpose of gauze mat?

It protects the tripod and the surface the busen burner is sitting on.


How do you increase the temperature of a yellow flame coming out of a busen burner?

You can't it is always the same. You only use the blue flame to heat things because the yellow flame is the safety flame and the blue flame is hotter.


When the air hole of a busen burner what flame can you see?

Please ask a question that makes sense


What is a busen burner and how is it used?

A Bunsen burner is a type of equipment used in a laboratory that releases one adjustable gas flame. It is used for combustion, heating, and sterilization.


Why is it necessary to use a protective mat under the Busen burner?

because it makes you burn up cause your a twit


What is the use of a gauze mat in a lab?

this defined use of a gauze mat is a peice of appuratus that is placed underneath the busen burner and prevents from the table heating up and sability for the use of the bunsen burner


Give two reasons why the yellow flame is safer on busen burner?

A blue flame is hotter than a yellow flame simply because a blue flame has more oxygen to create extra energy,while red flames have less oxygen to create heat.