A ball is thrown downward in the absence of air resistance.After it has been released,which statement(s)concerning its acceleration is correct? (There could be more than one correct choice. )
A)Its acceleration is constantly increasing.
B)Its acceleration is constant.
C)Its acceleration is constantly decreasing.
D)Its acceleration is zero.
E)Its acceleration is greater than g.

Question

Quizplus · Accepted Answer

In the absence of air resistance, the only force acting on the ball is gravity, which imparts a constant acceleration equal to g (9.8 m/s^2 on Earth). This means the acceleration does not change over time, making it constant.

A Ball Is Thrown Downward in the Absence of Air