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Energy

Across
Complete circuit that allows electrons to flow through completely. Electricity is on.
A form of energy that is produced when electrons move from one place to another.
A clear piece of curved glass or plastic that bends passing light to focus or spread the light rays.
The pathway that electrons flow through.
A material that allows electricity or heat to pass through easily.
Energy produced by a machine or moving part
Describes materials that allows light to pass through it completely
What is needed to do work or cause change
When light changes directions or bends
A material that does not allow electricity or heat to pass through easily.
Electromagnetic energy that can be sensed by the eye
Light bouncing off an object
Down
Energy resulting from the flow of charged particles
The flow of electrons/electricity through a circuit.
Energy in the form of heat
Mechanical energy that travels as waves through the air or water and vibrates the ear drum upon contact
Travels in a straight line until it strikes an object and is reflected or travels through one medium to another and is refracted
Circuit that is not connected in some area, so electrons do not flow through. The electricity is off.
Describes materials that allows some light to pass through, but not all
Describes materials that do not let any light pass through them