the safety changed in a positive way
Yes
The way he played.
He skates to the other side?
Too many new rules.
The way he played.
4 hrs
He contributed to society by starting hockey, he made it keep going around the world... .Hockey history.(highest scorer)
He didn't. It would be a huge stretch to say a hockey player (albeit an excellent one) changed the lives of Canadians. He thrilled and entertained hockey fans, that's about it. In no way did he change our lives.
Marketing and modernization.
Hockey players change lines during a game based on the coach's instructions, the flow of the game, and their own energy levels. They typically change lines every 45-60 seconds to maintain fresh legs and keep up the intensity on the ice.
a puck
Lines refer to a group of players who play together on the ice. When you run a line change, you replace the players on the ice with new lines.