How fast does a 500kg car need to drive to have 100,000 J of kinetic energy?

Which of the following statements is true about women and minorities in early psychology? a. in the early 20th century, numerous graduate schools recruited women and minorities to study psychology. b. opportunities in higher education were limited for women and minorities in the early 20th century due to discrimination. c. despite some obstacles, there were numerous employment opportunities for women and minorities. d. women and minorities were often selected to do academic research in an effort to make the field more diverse.

In a voltaic cell, electrons flow from the (positive/negative) to the (positive/negative) terminal.

The coefficient of friction is a number that represents the resistance to sliding between two in contact with one another.