The only player whose movement is restricted is the goalkeeper. Any other player may go anywhere on the field, although it is best to stay in your position. For a fullback, this means almost always within your own half and normally within your own 23-metre-area.
The fulllback does defend, but there are also the half backs and the goalie
Not if it's field hockey. If its ice hockey go for it!
Yes, there is a lot of research out there. Just go on Google and type in "Field Hockey".
field hockey
field hockey
Turf hockey is field hockey.
It means nothing in field hockey.
To my knowledge, there is no such thing as a slide in field hockey.
field hockey
It is a mixture of field hockey's rules and lacrosses rules.
Click on the link to your right for the history of field hockey.
you go to the center of the field and put the ball there and then you hit each others sticks 2 times and the off you go!