taregg said:can you explain. how does atom produce fire or flame more specifically. ...
Atoms produce flames through a process called combustion, which involves the rapid chemical reaction between a fuel source and oxygen. During this reaction, the atoms of the fuel molecules break apart and recombine with oxygen atoms to form new molecules, releasing heat and light in the process.
At the atomic level, combustion involves the breaking of chemical bonds between atoms in the fuel source and the formation of new bonds with oxygen atoms. This process releases energy in the form of heat and light, which we perceive as a flame.
The color of a flame is determined by the type of fuel being burned and the temperature at which it is burned. Different atoms or molecules produce different colors when they are heated, which is why we see a variety of colors in different types of flames.
The production of a flame is a chemical change, as it involves the formation of new substances through a chemical reaction. Physical changes, on the other hand, only affect the physical properties of a substance, such as its state or shape.
No, combustion requires the presence of oxygen in order to occur. Without oxygen, the atoms in the fuel source will not be able to react and produce a flame. This is why flames cannot exist in environments with limited oxygen, such as outer space.