Understanding Electrical Circuits and Conductivity

What are the basic particles of matter that electricity begins with?

• Atoms

• Molecules

• Ions

• Compounds

Which of the following materials is an electrical conductor?

• Glass

• Rubber

• Copper

• Plastic

What is the role of a switch in an electrical circuit?

• To increase the voltage

• To open and close the circuit

• To decrease the resistance

• To store electrical energy

What is the term used to describe the ability of a material to conduct electricity?

• Electric resistance

• Electric conductivity

• Electric potential

• Electric charge

Which of the following is necessary to complete a simple electrical circuit?

• A resistor

• A capacitor

• A paperclip acting as a switch

• A diode