Unit 4: Energy Transformations & Circuits
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14 Terms
Energy
The ability to do work or cause change.
Chemical Energy
The energy stored in the bonds of chemical compounds.
Mechanical Energy
The energy of motion and moving parts.
Electrical Energy
The energy of charged particles called electrons.
Light Energy
The energy of photons that travel in straight lines; energy we can see.
Thermal Energy
The total energy of moving particles that make up an object.
Sound Energy
The energy of vibrations; energy we can hear.
Transform
To change form.
Battery
The source of power in an electrical circuit.
Circuit
A complete path around which electricity can flow.
Series Circuit
An electrical circuit where components are connected end-to-end in a single path.
Parallel Circuit
An electrical circuit with multiple paths for current to flow, allowing components to operate independently.
Current
The flow of electricity in a circuit.
Output Device
A component added to a circuit for energy transformations, such as a lightbulb, motor, or bell.
Note 
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