Consider Two Imaginary Spherical Surfaces of Different Radius, Both Centered

question 64

Multiple Choice

Consider two imaginary spherical surfaces of different radius, both centered on a point sound source emitting spherical waves.The power transmitted across the larger sphere is ________ the power transmitted across the smaller and the intensity at a point on the larger sphere is ________ the intensity at a point on the smaller.

• A)greater than, the same as
• B)greater than, greater than
• C)greater than, less than
• D)the same as, less than
• E)the same as, the same as

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Definitions:

Survival Value

The extent to which a trait or behavior enhances the chances of survival and reproduction of an organism.

Stand Alone

A term used to describe something that operates independently or is self-sufficient, without the need for external support.

Myelin

A fatty substance that forms a sheath around the axons of neurons, facilitating faster transmission of nerve impulses.

Neurons

Specialized cells that transmit nerve impulses; the basic building blocks of the nervous system.