A 30 kg baboon on roller blades is moving to the right and crashed into a 50 kg baboon on a skateboard who is also moving to the right at 2 m/s. If their final speed is 5 m/s. What was the speed of the first baboon (30 kg)?

Asubject in a clinical research trial experiences a serious, unanticipated adverse drug experience. how should the investigator proceed, with respect to the irb, after the discovery of the adverse event occurrence? a. do not report the adverse drug experience to the irb since it is a common adverse experience. b. report the adverse drug experience to the irb only if there are several other occurrences. c. report the adverse drug experience as part of the continuing review report. d. report the adverse drug experience in a timely manner, in keeping with the irb's policies and procedures, using the forms or the mechanism provided by the irb.