How Close Are You to a CFC Molecule Right Now

question 16

Multiple Choice

How close are you to a CFC molecule right now?

• A)It depends upon whether you are in an urban or rural setting.
• B)There are about 25 trillion of them in each liter of air you breathe.
• C)There are about 25 million of them in each liter of air you breathe.
• D)There are about 25 of them in each liter of air you breathe.

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Definitions:

Electrohydraulic Unit

In an ABS system, this unit usually contains electric motors, solenoids, and valves that control the flow of brake fluid to the wheel brakes based on input from the EBCM.

Wheel Brake Hydraulic Circuits

The system of fluid-filled pipes and hoses in a vehicle that transmits the force applied by the driver's foot on the brake pedal to the brake at each wheel.

Center Of Gravity

The point in a body or system around which its mass or weight is evenly distributed or balanced and through which the force of gravity acts.

AC Voltage Signal

An electrical signal that changes in amplitude over time in a waveform, used in various electronic applications.