Ch. 4-3 Flashcards
1
Q
A push or pull
A
Force
2
Q
Pressure = force/area
Kpa = N/sq.meters
A
Pressure
3
Q
Kpa unit of pressure
A
Pascal
4
Q
Pressure of air measured in kilopascal (kpa)
A
Atmospheric pressure
5
Q
What happens to atmospheric pressure when altitude increases?
A
Atmospheric pressure decreases
6
Q
When and what did Blaise Pacscal do?
A
17th century French physician tested altitude and air pressure
7
Q
What happens to gas when volume decreases pressure?
A
When volume decreases, pressure increases. When volume is the same but temperature increases the pressure increases.
