The Initial Speed of a Cannon Ball Is 0

question 72

Multiple Choice

The initial speed of a cannon ball is 0.20 km/s. If the ball is to strike a target that is at a horizontal distance of 3.0 km from the cannon, what is the minimum time of flight for the ball?

• A) 16 s
• B) 21 s
• C) 24 s
• D) 14 s
• E) 19 s

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Definitions:

Record-Keeping System

A method or system used for creating, maintaining, and managing records or documents for efficient and systematic storage and retrieval.

Job-Search Activities

Actions undertaken by individuals seeking employment, including networking, applying for jobs, attending interviews, and participating in job fairs.

Networking

The act of interacting with others to exchange information and develop professional or social contacts.

Employer Homework

Assignments or tasks given by an employer to employees to be completed outside of normal working hours.