The campfire is hot
The air above the fire is hot
so its density decreases
so it rises
air rushes in from all sides to replace it
as it rises.
Sail much?
on a cool night with no wind people facing a campfire feel a breeze on their backs. why?
4 answers
a coion and a piece of glass are both heated to 60 degress celsius . Which will feel warmer when you touch it?
sorry, I do not know what a coion is.
whichever one has a higher heat transfer coefficient will transfer heat to your hand faster.
whichever one has a higher heat transfer coefficient will transfer heat to your hand faster.
a coin and a piece of glass are both heated to 60 degress celsius . Which will feel warmer when you touch it?
1 answer