An Object Moves 20 M East in 20 S and Then

question 25

Multiple Choice

An object moves 20 m east in 20 s and then returns to its starting point taking an additional 60 s.If west is chosen as the positive direction,what is the average speed of the object?

• A) 0.5 m/s
• B) -0.5 m/s
• C) 8 m/s
• D) 0 m/s
• E) ​-8

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Definitions:

Behaviourism

A branch of psychology focused on studying and modifying observable behaviors.

Cognition

The intellectual activity that involves obtaining knowledge and insight via reasoning, undergoing experiences, and sensory perception.

Empiricism

A philosophy of knowledge that emphasizes the role of experience and evidence through the senses in the formation of ideas, over the notion of innate ideas or traditions.

Acquiring Knowledge

Acquiring knowledge involves the process of learning, understanding, and making sense of information, which can occur through experiences, education, or observation.