In this lesson, you learned how Earth’s materials, such as rock, fossils, and ice, show that Earth has changed over time. Fossil evidence is one piece of evidence that proves that Earth has changed over time. In the space below, name five ways that organisms can be preserved as fossils and explain what fossils can show about Earth’s history. USE FOR MASTERY GUIDELINES & RUBRIC
Did you:

Write one sentence listing the 5 ways that an organism can be preserved as a fossil?
Write one sentence explaining what fossils can show about Earth’s history?

Many members of the civilized tribes farmed

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 act was a response to three high-profile assassinations? a. the mailing of firearms act b. the national firearms act c. the gun control act d. the brady handgun violence prevention act