Assume That the Average Mass of Each of the Approximately $x$

question 11

Multiple Choice

Assume that the average mass of each of the approximately 1 billion people in China is 55 kg.Assume that they all gather in one place and climb to the top of 2 m high ladders.The center of mass of the Earth (m_E = 5.90 $x$ 10²⁴ kg) is then displaced

• A)0 m.
• B)1.84*10^-23 m.
• C)1.84 *10^-14 m.
• D)1.80 *10^-13 m.
• E)2 m.

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Definitions:

Myelinated Nerve Fibers

Nerve fibers surrounded by a protective fatty layer called myelin, which increases the speed of signal transmission.

All-or-none Principle

A principle stating that a neuron either fires at full amplitude or not at all, depending on whether the stimulus reaches the threshold level.

CNS

The central nervous system, consisting of the brain and spinal cord, responsible for processing and sending messages to and from the body.

Presbycusis

Age-related hearing loss, typically occurring in both ears, progressing gradually as a person ages.