The shock waves caused by an earthquake are called: A foreshocks. B faultlines . C seismic waves. D aftershocks

Two technicians are discussing how to test a car's exhaust by holding a small piece of paper within an inch of the tailpipe mouth. technician a says that if the paper is vibrating due to a "puffing" output from the tailpipe, this signals a smoothly running engine. technician b says that if the paper is being drawn toward the tailpipe, this could indicate burned exhaust valves. who is correct? a. technician b b. both technicians a and b c. technician a d. neither technicians a or b

Registrars maintain high a. standardized tests b. faculty payrolls c. transcripts d. sporting facilities

A24-n net force acts on a 8-kg rock.what is the acceleration of the rock?