A Car Approaches You at a Constant Speed,sounding Its Horn,and

question 1

Multiple Choice

A car approaches you at a constant speed,sounding its horn,and you hear a frequency of 76 Hz.After the car goes by,you hear a frequency of 65 Hz.What is the frequency of the sound emitted by the horn? The speed of sound in the air is 343 m/s.

• A)68 Hz
• B)69 Hz
• C)70 Hz
• D)71 Hz
• E)72 Hz

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Definitions:

Soil Development

The process by which soil forms from the physical, chemical, and biological weathering of rocks and the accumulation of organic matter over time.

Temperature

A measure of the warmth or coldness of an environment or material, influencing geological processes.

Shearing Zones

Regions of the Earth's crust where rocks are subject to forces causing them to slide past one another, often associated with fault lines.

Different Ages

Refers to the variation in chronological periods or times at which different entities existed or events occurred.