The principle of superposition states that an undisturbed rock layers, the youngest layer of rock will be on the bottom , while the oldest layer will be on top. true or false

When children heard an interesting story about a sympathetic and resourceful african-american child, the aim was to provide them with?

Aresearcher conducting behavioral research collects individually identifiable sensitive information about illicit drug use and other illegal behaviors by surveying college students. the data are stored on a laptop computer without encryption, and the laptop computer is stolen from the researcher’s car on the way home from work. this is an unanticipated problem that must be reported because the incident was (a) unexpected (i.e., the researchers did not anticipate the theft); (b) related to participation in the research; and (c) placed the subjects at a greater risk of psychological and social harm from the breach in confidentiality of the study data than was previously known or recognized. according to ohrp, this unanticipated problem must be reported to the irb in which timeframe? promptlywithin 48 hourswithin 24 hourswithin two weeks

Which beliefs and principles in the declaration of independence and the us constitution create a national identity