Linked Questions

8
votes
5answers
12k views

What exactly is fire? [duplicate]

What is fire? Is it a wave or is it matter? Where does fire come from? Does everything burn with fire? (for example: water and some metals don't burn).
1
vote
1answer
2k views

Does fire have mass and weight? [duplicate]

What exactly is fire, why isn't it defined by the three states of matter, and does it have mass, weight?
0
votes
0answers
183 views

Is fire matter? [duplicate]

Anything that has mass, occupies space and whose presence can be perceived by our senses is called matter, isn't it? If that is so, then what state of matter is fire? Is fire matter?
0
votes
0answers
168 views

What state is fire? Solid, Liquid or Gas or Plasma? [duplicate]

What state is fire? Solid, Liquid or Gas or Plasma? I was just roaming around when this question popped out of my mind. In what state is FIRE?
8
votes
6answers
41k views

Is fire matter or energy?

I wanted to know that if FIRE is Matter or Energy. I know that both are inter-convertible. but that doesn't mean there is interconversion taking place just like nuclear fusion or fission. If it is ...
15
votes
1answer
48k views

Why can there be fire in space while there is no oxygen?

The sun is made of fire but fire needs oxygen right? So.. Why can there be flames in space, while there's no oxygen? Same idea as with the rocket engines of the spaceship, which also produce fire ...
18
votes
4answers
18k views

Does Fire Conduct Electricity? Why?

Recently, I have stumbled upon a YouTube video by Veritasium describing the conductivity of fire. My question is: how exactly does fire conduct electricity? I am a high school student; therefore ...
4
votes
3answers
31k views

Why is lightning considered a plasma?

I was wondering why a lightning bolt is coined as "plasma", or a "spark" from an electrical wire/device is as well, yet flares, molten lava, and burning buildings are not(flares are pyrotechnic, ...
5
votes
4answers
745 views

what is the basic form of the 'fire'? [duplicate]

Possible Duplicate: Is fire matter or energy? What is the basic form of fire? physics defines every entity by a basic form either solid or liquid or as a gas, example: water is liquid, ice as ...
0
votes
1answer
291 views

Fire: Understanding the states of matter and its mass

If the fire is a state of matter (plasma) and every matter has mass. My question is: how we can calculate the mass of a fire?
1
vote
1answer
277 views

Physics of Fireworks

This evening I saw the 4th July classic Fireworks in San Diego, and I was wondering about the most physical picture of what was happening. Does anyone have a good way to explain the detailed physical ...
2
votes
0answers
45 views

Does a flame produce free electrons? [duplicate]

Possible Duplicate: Does Fire Conduct Electricity? Why? Is fire plasma? Does a flame produce free electrons ? Or is the answer sometimes depending on the chemicals ? Does the answer depend on the ...