Water Molecules Move Back and Forth Between the Liquid and Gaseous

question 3

Multiple Choice

Water molecules move back and forth between the liquid and gaseous phases

• A)only when the space above a liquid is not saturated.
• B)only at 100ºC.
• C)only when the humidity is low.
• D)at all times.

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Definitions:

Functional Block Diagram

A graphical representation that illustrates the functions and flow of data among different blocks of a system, highlighting the system's functional interactions.

Ladder Diagram

An industry standard for representing relay logic control systems. The diagram resembles a ladder because the vertical supports of the ladder appear as power feed and return buses and the horizontal rungs of the ladder appear as series and/or parallel circuits connected across the power lines.

Ladder Rung

A horizontal row in a ladder logic diagram, representing a condition leading to an outcome in programmable logic controllers (PLCs).