How do you wrote a report on the colors changing in a fire?

What can I put in a fire to make it change colors?

I heard that when caucasians are born they have blue eyes. how long before their eye colour changes to say like brown or gre...

I need to know how to make colored fire fast. I need help so if anyone knows tell me thx

Does anyone know what the scientific explaination for eyes changing colours is? My eyes are usually a dark blue, but some...

is it safe to burn these chemicals listed and is there any respiratory harm to people or animals? There are all these chemic...

I need this for a report im doing!! Please help!! I need at least three pages or it wont be good enough!!

I filled all this out already, and im just about ready to turn it in. BUT I want to add more to what I have writen. So if you...

I think the answer is that the color depends on how hot the star is, but I'm not sure. I think some sites have said that it d...

Okay I understand that the sun might be responsible for the evolution of human skin color, but how do you explain the change ...

you mix 2 substances in a beaker and expect them to undergo a chemical change. the temperature of the mixture does not change...