A 0.005kg bullet is fired at 400m/s east at a 12kg block at rest. If the bullet bounces off the block and travels at 150m/s west, what is the velocity of the block?

Waves that cause the most damage during an earthquake are a. surface waves c. s waves b. p waves d. ocean waves

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.

What is the relationship between the direction of motion of the balloon and the wind currents