Questions with the keyword 'fire'

• If we only see light when it reflects off objects, how do we see a flame in a fire?? by rosy to Mat, Mags, Kieran, Bridget, Aimee . Comments: (so far, 3 comments)
• Why is fire hot? by nicky to Aimee, Bridget, Kieran, Mags, Mat . Comments: (so far, 2 comments)