Question

A 5 kg object near earth's surface is released from rest such that it falls a distance of 10 m. After the object falls 10 m, it has a speed of 12 m/s. Which of the following correctly identifies whether the object-earth system is open or closed and describes the net external force?.

Answer 1

Answer:

Explanation:

D)The system is open, and the net external force is nonzero.