A Ball Is Thrown Downward from the Top of a Building

question 465

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) 30 m
• B) 70 m
• C) 20 m
• D) 50 m

---

Definitions:

Assumptions

Predetermined notions or beliefs influencing the understanding or analysis of data or events.

LIFO

"Last In, First Out," an inventory valuation method where the last items put into inventory are the first ones sold.

Merchandise

Goods purchased by a company for the purpose of selling them to customers, typically referring to products in retail businesses.

Ending Inventory

Ending inventory is the total value of all unsold goods a company has at the end of an accounting period, calculated before the new fiscal period begins.