What do you think happens to the total amount of kinetic and gravitational energy that the roller coaster train has from the start to the end of the ride? Does it increase, decrease, or stay the same? Explain your answer

Intelligence tests are often used to predict a person's future ability to perform in a school setting. alfred binet's initial purpose for developing intelligence testing was to aid students in getting the remedial they may have needed in elementary school. which of the following measures is the best criterion for evaluating the predictive validity of intelligence testing? act school attendance school grades sat job placement