While Standing at a Crosswalk,you Hear a Frequency of 600

question 45

Multiple Choice

While standing at a crosswalk,you hear a frequency of 600 Hz from an approaching police car.After the police car passes,its frequency is 400 Hz.What is the speed of the police car? (speed of sound = 340 m/s)

• A)34.0 m/s
• B)60.0 m/s
• C)66.3 m/s
• D)68.0 m/s
• E)199 m/s

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Definitions:

Molecular Anthropology

A branch of anthropology that uses genetic and genomic data to study the evolutionary relationships and genetic diversity of humans and their relatives.

Genetic Relationships

These refer to the connections between organisms based on their genetic material, indicating how closely related they are.

Ethnology

A branch of anthropology that studies and compares the different cultures and peoples of the world, focusing on their social structures, traditions, and customs.

Cross-Cultural Comparative Research

A research methodology that compares cultural contexts to understand their differences and similarities, often used in anthropology, psychology, and sociology.