A Car Is Approaching a Radio Station at a Speed

question 32

Multiple Choice

A car is approaching a radio station at a speed of 25.0 m/s. If the radio station broadcasts at a frequency of 74.5 MHz, what change in frequency does the driver observe?

• A) 98.3 Hz
• B) 6.21 Hz
• C) 726 Hz
• D) 67.0 Hz
• E) 64.5 Hz

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Definitions:

Observable Characteristics

Traits or features that can be seen or measured directly.

Phenotype

The set of observable characteristics of an individual resulting from the interaction of its genotype with the environment.

Genotype

The genetic makeup of an organism, determining inherited traits.

Adopted Children

Children who are legally taken into care and raised by individuals other than their biological parents.