Elena finds it very difficult to remember a long string of numbers, so she tries to memorize three numbers at a time. Later, she is able to repeat the numbers correctly because she grouped the numbers into more manageable groups of three. This is an example of

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

Micah is studying child behavior in playgrounds throughout the world. he wants to see how the children react when teachers select the same child to be the first to use each piece of equipment. which approach is micah is using?

Carbon tetrachloride is a toxic liquid. a carbon tetrachloride molecule has one atom of carbon and four atoms of chlorine. what is its chemical formula?