<span>Experiments in which all variables are identical except for one are called controlled experiments. This where an observer tests his hypothesis by looking on changes that were brought about by one variable. The results are always dependent on one adjusted variable.</span>
Answer:departmentalization
Explanation:
First of all, the equipment is ridiculously expensive for your average high school students
second hockey require a huge amount of body strength that teenagers in high school do not posses
and third, due to the nature of the sport, hockey players are really prone to injuries, and many high school students wouldn't want to risk it
Answer:
Trigger words
Explanation:
Trigger words are words or phrases that a listener emotionally reacts to due to previous experience they've had where that particular word also played a role.
It awakens the subconscious of the listener as it flashes back his/her mind to the incident which happened where same word has occured before.