Which of the following is not a basic characteristic shared by psychologically healthy people? a)Valuing diversity b)Appreciating nature c)Lacking focus d)Controlling tension and anxiety

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?