It depends on how big the pumpkin is. For instance a small pumpkin can fit 16lbs. of air in it before it explodes,a medium sized pumpkin can fit 8lbs.,and a large pumpkin can fit 10lbs of air in it.It just depends on the size. So when doing an experiment get all the pumpkins the same size.
-AC
The tire itself.
It depends do you like to eat pumpkin Pie warm or cold?
the explosion when the firework explodes
it wold pop.
Suck in the air with your mouth. If your mouth explodes, then there is high air pressure.
mercury explodes
Sulfur is melted.
A bomb that splits a hydrogen atom, which literally explodes the air.
Rubidium and caesium
A Combustion reaction
A Combustion Reaction
A Combustion reaction