Divide the class into cooperative learning groups of 3 to 4 students and allow the groups to take the key words and place them into sentence or story form. They can then present these to the class. Incubation period varies from 2 to 10 days, but is most commonly 4-6 days. These areas will begin to turn black. Autopsies have reported that the bacteria, Yersinia pestis, has been found in the pericardial sac, spleen, liver, lymph nodes, and bone marrow.
Students work in cooperative teams.
Duplicate activity 2 paragraph and distribute to groups. Have students brainstorm, construct, and record an experiment using the scientific method. When completed, have cooperative groups exchange activity sheets and evaluate experimental format. At conclusion of group activity, the teacher should present the information from objective 2. Your expedition has been well-stocked with food, safe drinking water, and unlimited laboratory supplies for field research.