If the Distance from the Source of Sound Is Doubled

question 31

Multiple Choice

If the distance from the source of sound is doubled, how will the intensity of the sound change?

• A)increase by 2 times
• B)increase by 4 times
• C)decrease by 2 times
• D)decrease by 4 times

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Definitions:

Capital Flight

The massive outflow of capital from a country, often due to economic instability or the expectation of devaluation of its currency.

Financial Capital

Financial Capital refers to the funds provided by lenders (and investors) to businesses to purchase real capital equipment for producing goods/services.

Infrastructure

The fundamental physical and organizational structures and facilities (e.g., buildings, roads, power supplies) needed for the operation of a society or enterprise.

Brain Drain

The tendency for talented people from developing countries to become educated in a developed country and remain there after graduation.