Dependency causes a person to think they need alcohol to feel normal

In at least 150 words, discuss the meaning of the title, "two kinds". explain the relationship between the title and the theme of the story

Why is important to keep your health triangle balanced?

The famous scientist galileo galilei did several experiments with sloping planes, which he rolled metal balls down so that he could study motion. by changing the slope, he could study how the speed at which the ball rolled was affected. what was the dependent variable in galileo's experiment?