The hubble telescope’s orbit is 5.6 × 10^5 metersabove earth’s surface. the telescope has a massof 1.1 × 10^4 kilograms. earth exerts a gravitationalforce of 9.1 × 10^4 newtons on the telescope. themagnitude of earth’s gravitational field strengthat this location is(1) 1.5 × 10^−20 n/kg (3) 8.3 n/kg(2) 0.12 n/kg (4) 9.8 n/kg

You are traveling in a car going at a constant speed of 100km/h down a long, straight highway. you pass another car going in the same direction which is traveling at a constant speed of 80km/h. as measured from your car's reference frame this other car is traveling at −20km/h. what is the acceleration of your car as measured from the other car's reference frame? what is the acceleration of the other car as measured from your car's reference frame?

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 are the examples for scaler quantities