The Release of Chlorofluorocarbons (CFCs)into the Atmosphere Has Caused A(n)

question 52

Multiple Choice

The release of chlorofluorocarbons (CFCs) into the atmosphere has caused a(n)

• A) increase in the amount of usable nitrogen.
• B) decrease in the amount of ultraviolet light reaching Earth.
• C) increase in acid rainfall.
• D) decrease in Earth's ozone layer.

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Definitions:

FMVSS 121

The Federal Motor Vehicle Safety Standard that sets the requirements for air brake systems in commercial vehicles in the United States.

Air Reservoirs

Tanks used in vehicles, especially those with pneumatic systems, to store compressed air for various functions, like braking and suspension.

Air Brake Circuit

An arrangement of components including air tanks, hoses, valves, and actuators, designed to operate brakes using compressed air.

Slack Adjusters

Components in a vehicle's brake system that adjust the brakes as they wear, ensuring consistent braking performance.