Its strike and its dip.
Difference between hanging wall and footwall.
Where the fault plane is sloping as with normal and reverse faults the upper side is the hanging wall and the lower side is the footwall.
Draw a normal and reverse fault label the hanging wall and footwall for each also show how they move for each fault.
In a non vertical fault where the fault plane dips the footwall is the section of the fault that lies under the fault while the hanging wall lies over the fault.
This steep changes from 50 to 90 degrees.
The names come about from the.
Moreover the fault surface between footwall and hanging wall dips steeply.
Its also called a reverse fault because a normal fault has the foot wall going up and the hanging wall.
The non moving land is called the footwall.
Moving wall is called the hanging wall.
As nouns the difference between hangingwall and footwall is that hangingwall is while footwall is geology the section of rock that extends below a diagonal fault line the corresponding upper section being the hanging wall.
When the fault plane is vertical there is no hanging wall or footwall.
A hanging wall is the overhanging rock unit on the slant that separates the two slabs while the footwall is below the slant.