A student stands motionless on a bathroom scale in a stationary elevator
PHYSICS · Single correct · AP · Physics 1: Algebra-based · Force and Translational Dynamics · Force and Translational Dynamics
Problem
A student stands motionless on a bathroom scale in a stationary elevator. The quantity recorded by the scale is best described as which of the following?
(a) the true gravitational force exerted by Earth on the student
(b) the normal force exerted by the scale on the student’s feet
(c) the student’s mass expressed in newtons
(d) the net force acting on the student