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The unit for energy and work is the watt.

A __________ is matter that has no definite volume or definite shape.

__________ is the most commonly used conductor.

Frequent switching of contacts causes sulfidation of silver contacts.

An electric switch uses ____________________ electrification.

Gold-plated contacts are used in high-current applications.

The __________ is used to define power.

__________ power is the actual power used in an electrical circuit.

Semiconductors are made from materials that have __________ valence electrons.

__________ is the process of charging an object.