PHYSICS · Single correct · AP · Physics 1: Algebra-based · Kinematics · Kinematics
Problem
When a ball is thrown vertically upward, which one of the following correctly describes the sign that should be taken for the acceleration due to gravity g in the equations of motion (upward direction taken as positive)?
(a) Positive
(b) Zero
(c) Negative
(d) Depends on the direction of motion of the ball