3.5 Pressure on solids Flashcards
1
Q
what happens when you stand on any surface
A
you exert (operate) a force on it
2
Q
what direction does pressure act
A
in a direction that is 90degrees or normal to the surface
3
Q
units of pressure
A
N/m squared
4
Q
what is pressure measured in
A
newtons per metre squared
5
Q
how to calculate pressure
A
pressure (N/m squared)= Force (N) divided
Area (M squared)
6
Q
work out this equation
the weight of a hockey player is 600N
the area of her feet is 200cm squared
A
600 divided
200
=3
