An airplane flies east at a speed of 120 m/s. the airplane has a mass of 3200 kg.

a. what is the momentum of the airplane? (remember, momentum is a vector quantity)

b. air resistance reduces the speed of the plane is 110 m/s. what impulse was applied to the plane by the air resistance?

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.

Which magnetic property best describes a magnet’s ability to act at a distance? magnets are dipolar. magnets attract only certain objects. magnets have magnetic fields. magnets can transfer their properties to certain materials.

Achild has maximum walking speed of 1.6 m/s. what is the length of the child's legs? 0.26 m