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Alphonse moves eastward in a car at 30 m/s. Velma, moving eastward in a train at 70 m/s, passes him. Alphonse's velocity relative to Velma is
Topic Sentences
Sentences that express the main idea of a paragraph, serving as a summary of its content.
Business Writing
A form of writing that focuses on clear, concise, and professional communication within a business context, including emails, reports, and proposals.
Mobile Devices
Portable electronic devices such as smartphones and tablets that allow users to access, create, and share information on the go.
Discrete Blocks
Individual, separate units or components that can be combined or arranged in various ways.
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