Achicken flaps off the roof of the henhouse with a velocity of 4.5 m/s north. the chicken lands 2.8 seconds later. if a hungry wolf is standing ten meters north of the henhouse will the chicken be able to make it over the wolf's head?
a. no, the chicken will land 8.4 meters north of the henhouse.
b. yes, the chicken will land 12.6 meters north of the henhouse.
c. yes, the chicken will land 10.8 meters north of the henhouse.
d. no, the chicken will land precisely 10 meters north of the henhouse.

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.