seven
No, not during a game, but players has died from injuries suffered on ice.
I'm pretty sure there can be as many substitutions as you want in the game.
Players fighting in Olympic hockey receive a match penalty and are ejected from the game.
sixteen - twelve players and four officials
11
there are two defenseman, three offenseman and one goalie
A professional hockey team can have up to 23 players on its active roster, but only 20 players can dress for a game. The remaining 3 are considered healthy scratches. Most teams will usually dress 4 lines of forwards (12 players), 3 pairs of defensemen (6 players), and two goalies.
they wear knee and elbow pads , helmet's ,shoulder blades
Hockey was selected as the National Game of India. Hockey has been played in India for time immemorial. There was a golden period of Indian hockey when hockey stalwarts of India ruled the game. On the international scenario there were no competitors to match the magical hands of Indian hockey players. The might and power of Indian hockey made India synonymous with the game. Unmatched excellence and incomparable talent of Indian players became folklore. The ball-juggling feats of players like Major Dhyanchand made people to think that Indian players used some kind of black magic. The Golden Era of hockey in India was the period from 1928 - 1956 when India won 6 successive gold medals in the Olympic Games. It was during this period the Indian Independence occurred and the fame for the game was abviously the choice for the government of India to decide Hockey as the national game.
Players fighting in Olympic hockey receive a match penalty and are ejected from the game.
All professional hockey players get paid. They just make more money if they play in a world championship. They make more money from their basic salary and from endorsements of products. If they bet on the game they are playing in, they could be in trouble, because betting on the sport you are playing in is usually illegal.
The officials vary, but there are two referees and two linesman during a hockey game.