The Most Abundant Gas in the Stratosphere Is

question 76

Multiple Choice

The most abundant gas in the stratosphere is

• A)oxygen (O₂).
• B)nitrogen (N₂).
• C)​carbon dioxide (CO₂).
• D)​ozone (O₃).
• E)​chlorofluorocarbons (CFCs).

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Definitions:

Line Power Supply

The primary source of electrical energy for a system, typically connected directly to utility service lines.

PLC Programs

Sequences of instructions written for a programmable logic controller (PLC) to direct the operation of machinery or processes.

Flash EEPROM

A type of non-volatile memory chip that can be electronically erased and reprogrammed, commonly used for storing firmware or settings that might need to be updated.

EEPROM

EEPROM, or Electrically Erasable Programmable Read-Only Memory, is a type of non-volatile memory used in computers and other devices to store small amounts of data that must be saved when power is removed.