When You Hear the Horn of a Car That Is

question 35

Multiple Choice

When you hear the horn of a car that is approaching you, the frequency that you hear is larger than that heard by a person in the car because for the sound you hear

• A) wave crests are farther apart by the distance the car travels in one period.
• B) wave crests are closer together by the distance the car travels in one period.
• C) the car gets ahead of each wave crest before it emits the next one.
• D) the speed of sound in air is increased by the speed of the car.
• E) a speeding car emits more wavecrests in each period.

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Definitions:

Cross-Cultural Research

Analytical studies that compare cultural contexts to understand the variability of human behavior, norms, and values across different societies or ethnic groups.

Cultural Groups

Communities of people who share common languages, customs, norms, traditions, and views of the world.

Developmental Processes

The sequence of physical, psychological, and emotional changes that occur from birth through the life span.

Telomeres

The protective caps located at the ends of chromosomes, which shorten with each cell division and are linked to aging and cell death.