A Ball Is Thrown Downward from the Top of a Building

question 16

Multiple Choice

A ball is thrown downward from the top of a building with an initial speed of 25 m/s.It strikes the ground after 2.0 s.How high is the building,assuming negligible air resistance?

• A)20 m
• B)30 m
• C)50 m
• D)70 m

---

Definitions:

Termination

The process of ending something, such as a job, relationship, or a therapeutic course of treatment.

Silent Member

Refers to an individual in a group who does not actively participate or speak up during discussions, often for various psychological or social reasons.

Attention-Seeking

Behaviors aimed at drawing others' notice and focus, often to gain validation, sympathy, or to fulfill emotional needs.

Therapeutic Factor

An element or aspect of treatment that contributes to the healing process in medical or psychological therapy.