A Ball Is Thrown Vertically into the Air

question 100

Multiple Choice

A ball is thrown vertically into the air.Because of air resistance,its time coming down compared with its time going up is

• A)less.
• B)the same.
• C)more.

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Definitions:

Trade Discount

A reduction in the listed price of goods or services offered by a vendor to buyers in the same trade.

Personal Video Recorder

An electronic device or software application that records video in a digital format to a disk drive or other memory medium within a device.

Suggested Retail Price

The price that manufacturers recommend retailers to sell their products for to consumers.

Mark-Up

The markup on goods’ cost intended to defray overhead expenditures and yield profit.