A513 g ball strikes a wall at 12.1 m/s and
rebounds at 13.1 m/s. the ball is in contact
with the wall for 0.045 s.
what is the magnitude of the average force
acting on the ball during the collision?
answer in units of n.

What is a carrier wave and how does it affect what you hear on the radio

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.

The movement of electrons between atoms is called an