Solve the Problem. -Two Recording Devices Are Set 3,200 Feet Apart, with the Apart

question 103

Multiple Choice

Solve the problem.
-Two recording devices are set 3,200 feet apart, with the device at point A to the west of the device at pointB. At a point on a line between the devices, 300 feet from point B, a small amount of explosive isdetonated. The recording devices record the time the sound reaches each one. How far directly north ofsite B should a second explosion be done so that the measured time difference recorded by the devices isthe same as that for the first detonation?

• A)669.23 ft
• B)4,886.38 ft
• C)1,571.62 ft
• D)1,479.14 ft

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Definitions:

Endometrium

The inner lining of the uterus, which thickens during the menstrual cycle in preparation for implantation of a fertilized egg or is shed during menstruation if no pregnancy occurs.

Embryo Implantation

The process by which a fertilized egg attaches itself to the lining of the uterus to begin pregnancy.

Perimetrium

The outermost layer of the uterus, part of the serous membrane that covers the exterior of the uterus.

Myometrium

The Myometrium is the middle layer of the uterine wall, consisting of smooth muscle fibers, responsible for the contractions during menstruation and childbirth.