5.6A

Energy resulting from the flow of charged particles...

• light energy

• electrical energy

• solar energy

• sound energy

What is needed to do work or cause change...

• matter

• energy

Energy produced by a machine or moving parts...

• mechanical energy

• light energy

• sound energy

• electrical energy

Energy that can be measured by a thermometer...

• sound energy

• thermal energy

• mechanical energy

• light energy

Material that allows heat or energy to easily flow through it...

• conductor, like copper wire

• insulator, like rubber or wood

Material that does NOT allow heat or energy to easily flow through...

• conductor, like copper wire

• insulator, like rubber or wood

A pathway through which an electrical current flows...

• lens

• circuit

• gravity

• friction

A clear piece of curved glass or plastic that bends passing light to focus or spread the light rays...

• conductor

• friction

• circuit

• lens

When light energy bounces off the surface of an object...

• reflection

• refraction

When light energy bends as it passes through a substance...

• reflection

• refraction