Take the Speed of Sound to Be 340 M/s

question 37

Multiple Choice

Take the speed of sound to be 340 m/s.A thunder clap is heard about 3 s after the lightning is seen.The source of both light and sound is:

• A)moving overhead faster than the speed of sound
• B)emitting a much higher frequency than is heard
• C)emitting a much lower frequency than is heard
• D)about 1000 m away
• E)much more than 1000 m away

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Definitions:

Unconscious Motives

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Diagnostic and Statistical Manual of Mental Disorders

A comprehensive classification of officially recognized psychiatric disorders, published by the American Psychiatric Association, serving as an authoritative guide for diagnosis.

Theoretical Assumptions

Foundational ideas that are accepted as true within a theoretical framework, guiding research and practice.

Classification Systems

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