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Only One Side of the Moon Faces Earth

question 25

Essay

Only one side of the Moon faces Earth.Is this because the Moon spins about its axis,or doesn't spin about its axis? Defend your answer.


Definitions:

Backlash

The gapping or play between mating gear teeth usually measured with thickness gauges or a dial indicator.

Fatigue-Type Failures

Failures in materials or components that occur due to repetitive stress or strain over time, leading to cracks or breaks.

Gear Components

The individual parts that make up a gear system, including gears, shafts, bearings, and others, which transmit power and motion.

Spalled Tooth Surfaces

A condition where the surface of gear teeth becomes pitted or flaked off, usually due to fatigue, excessive loading, or material defects.

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