Which One of the Following Statements Concerning Center of Mass

question 64

Multiple Choice

Which one of the following statements concerning center of mass is true?

• A)All of an object's mass is located at its center of mass.
• B)The center of mass of an object must be located within the object.
• C)The center of mass of a system of objects cannot change even if there are forces acting on the objects.
• D)The velocity of the center of mass of a system of objects is greatly affected by a collision of objects within the system.
• E)The velocity of the center of mass of a system of objects is constant when the sum of the external forces acting on the system is zero.

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Definitions:

Zygote

The initial cell formed when a new organism is produced by sexual reproduction, resulting from the fusion of two gametes.

Meiosis

A type of cell division that results in four daughter cells, each with half the number of chromosomes of the parent cell, essential for sexual reproduction.

Neurogenesis

The process of generating new neurons, which occurs in certain regions of the brain throughout life.

Gametes

Reproductive cells (such as sperm and egg) with half the usual number of chromosomes, capable of fusing with another to form a new organism.