The Temperature Is Observed to Decrease from 32 $^{\circ}$ C to 23

question 82

Multiple Choice

The temperature is observed to decrease from 32 $^{\circ}$ C to 23 $^{\circ}$ C during the evening of a very hot day.What is the relative change in the speed of sound over this time interval?

• A) -15%
• B) -28%
• C) -1.5%
• D) -3%

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Definitions:

Density

A measure of mass per unit volume of a substance, commonly expressed in grams per cubic centimeter for solids and liquids, and kilograms per cubic meter for gases.

Volume

The amount of space occupied by an object or substance, often measured in liters, cubic meters, or gallons.

Material

Any substance or matter from which something can be made or constructed.

Density

The mass per unit volume of a substance, often measured in grams per cubic centimeter (g/cm^3) or kilograms per cubic meter (kg/m^3).