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Consider the Following Equation: E + D = U =

question 77

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Consider the following equation: E + D = U = A
The U in this equation represents:

Recognize the common refrigerants used in refrigeration systems and their applications.
Understand the basic principles of thermodynamics as they apply to refrigeration.
Identify standard and metric measurements of heat energy.
Understand the role and regulations of federal legislation in refrigerant usage and disposal.

Definitions:

Igneous

Refers to rocks or minerals that solidified from molten or partly molten material, indicative of volcanic processes.

Sediment

Grains and other fragments that originate from the weathering and transport of rocks, and the unconsolidated deposits that result from the deposition of this material.

Transported

Refers to materials that have been moved from their original location to a new place by natural processes such as erosion or glaciation.

Metamorphic Rock

A type of rock formed through the alteration of pre-existing rocks in response to high heat, pressure, and chemically active fluids.

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