A Car Is Initially Traveling West at 25 Mph,and Makes

question 33

Multiple Choice

A car is initially traveling west at 25 mph,and makes a turn north.As the car finishes the turn,its velocity is 20 mph north.It takes 3.5 seconds to complete the turn.What is the average acceleration of the car while it is turning,in mph/s?​ Let east be the positive-x direction and north be the positive-y direction.

• A)​-7.1 + 5.7
• B)​7.1 - 5.7
• C)​5.7 - 7.1
• D)​-5.7 + 7.1

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Definitions:

Nominal-Kinds

Categories based on names or labels rather than on inherent or natural distinctions.

Natural-Kinds

Categories of objects and entities in the world that are thought to reflect a natural order, often discussed in philosophy and cognitive science.

Social-Kinds

Categories into which social entities are divided into based on shared Characteristics or attributes, often used in discussions of social taxonomy and identity.

Similarity-Based Approach

A method or strategy used in various fields, including psychology and computer science, that emphasizes analyzing and organizing items based on their similarities.