3 to 5 psi.
I think there is 2 lbs.
£1.00 £20.00 max
Back then they used pigs bladder with a leather casing. Now they use a rubber balloon as the inside.
A baseball is not inflate-able like a basketball, football, soccerball, volleyball or tennisball. Those particular balls are hollow with air. A baseball and softball are filled with cork and string.
Well, the best soccerball in 2010 is, drumroll....... Jabulani!!!!
The pressure inside a tornado funnel is lower than the pressure outside. This pressure difference is a key factor in the formation and strength of tornadoes, as the low pressure inside the funnel contributes to the destructive force of the winds associated with tornadoes.
When you are not sitting on it.
It's a device that registers or shows you on a dial with a pointer inside of it, how much oil pressure is inside of the engine when it's running.
amanda
yes
no they do not
Volcanoes erupt when there is an earthquake or when there is too much pressure inside it.