Field Hockey is an indoor sport and a outdoor sport
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.
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.
Dita Field Hockey was created in 1891.
USA Field Hockey was created in 1922.
you can have 2 teams on the ice/field/pavement in hockey.
Hockey was historically not played on ice until around the invention of modern ice hockey. This was well after the creation of modern field hockey, which itself derived from earlier variations. In short: field hockey was first.