Examlex
Which of the following is a molecular element?
Engine
A machine designed to convert one type of energy into mechanical energy, powering various devices, especially vehicles.
Primary Section
The initial or first part of a system, process, or document that precedes all others and usually contains fundamental components or information.
Ignition System
That part of a gasoline-powered engine that provides the heat to ignite the air-fuel mixture in the combustion chamber by sending a high-voltage spark through a spark plug gap.
Battery Voltage
The electric potential difference measured across the terminals of a battery, indicating the battery's charge state.
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