A psychologist flashes a sequence of five letters (such as STWLG) on a screen in front of you and then asks you immediately to count backward from 1000 by 7s. After a few seconds, she asks you to recall the five letters. This psychologist is most likely studying the .

Read the sentence below, then answer the question that follows. penny learned tolerance after rahj explained the traditions of his family and their practice of indian traditions. the underlined word in the sentence above can best be defined as a. a fair and understanding view of those whose culture, race, or nationality differs from one’s own b. an understanding of a set of organized beliefs and practices that are often centered around one or more deities c. the linking of a group of people based on common characteristics such as culture, beliefs, or common history d. a classification based on inherited physical or biological traits

Prior to 1994, rwanda's ethnic population was composed of a. a tutsi minority and a hutu majority b. a hutu minority and a tutsi majority c. an even number of hutus and tutsis d. a rwandan majority with hutu and tutsi minorities select the best answer from the choices provided. a b c d

What greek scientist created a screw to move water for irrigation?