Pressure Flashcards
1
Q
Pressure
A
Is the force per unit area
2
Q
Pressure is measured in
A
Newtons per share metre
3
Q
Atmospheric pressure
A
Is caused by the weight of the atmosphere
4
Q
Barometer
A
Is used to measure atmospheric pressure
5
Q
Normal atmospheric pressure
A
Can hold up 76cm of mercury in a mercury barometer
6
Q
Altimeter
A
Is a barometer used to measure height
7
Q
High atmospheric pressure
A
Gives good settled weather
8
Q
Low atmospheric pressure
A
Gives bad unsettled weather