It may be a bad pressure sending unit. Need a little more info on the vehicle that has the problem(year, make, model, engine size etc...).
It is possibly the sending unit or a defective gauge.
A fluid will move from high pressure to low pressure.
High Pressure Systems-Move Clockwise -Move downward -Move outward Low pressure systems- Move counter clockwise -Move inward -Move upward
Air.
Yes, it does move from areas of high pressure to areas of low pressure. If it didn't we would have no such thing as wind.
high to low
No. Fluids move away from areas of high pressure and toward areas of low pressure.
High to low
No, it does not.
No, it does not.
A gas or fluid will always move from a high to a low pressure if it can
High to Low.