Mechanics 2 Flashcards
1
Q
Pressure
A
Pressure is force per unit area
2
Q
Atmospheric Pressure
A
The earth is surrounded by gases. These gases are attracted to the earth by the pull of gravity. These gases therefore exert a force on the earth and all the objects near it. This force puts atmospheric perssuer on thsee objecst.
3
Q
The Bends
A
Very high prepsyre caupsa
4
Q
Archimedes Principle
A
When an object is immersed in a fluid it will experience an upthrust equal in magnitude to the weight of the fluid displaced
5
Q
Law of Floatation
A
Wh
