Which of the Following Was Probably Not One of the Components

question 43

Multiple Choice

Which of the following was probably not one of the components of the "systems failure" that brought down the Indus Valley cities?

• A)That the Hakra River system dried up
• B)That invaders from the north and east drove out the inhabitants
• C)Massive flooding
• D)Salinization of farmland
• E)Increased erosion

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Definitions:

Hertz

The unit of frequency in the International System of Units (SI), defined as one cycle per second.

Frequency

The rate at which a periodic event occurs, such as the number of occurrences of a repeating event per unit of time.

Amplitude

The magnitude or intensity of a wave's oscillation, such as in sound waves or electromagnetic waves, indicating the strength or power of the wave.

Sound Waves

Audible waves that transit through the air or various media, detectable when they come into contact with the auditory organs of humans or animals.