Final Exam Electricity and Sound Quizziz

What is the flow of electricity through a conductor called?

• Electric Current

• Insulator

• Switch

• Resistor

What is a material through which electricity flows easily? (See illustration)

• Conductor

• Resistor

• Voltage Source

• Switch

What is a path through which electric current can flow? (See illustration)

• Circuit

• Insulator

• Switch

• Resistor

Which object resists the flow of energy in an electrical circuit?

• Resistor

• Circuit

• Conductor

• Voltage Source

What increases the number of charged electrical particles flowing in a circuit?

• Voltage Source

• Resistor

• Switch

• Insulator

What is a material that slows or stops the flow of energy?

• Insulator

• Conductor

• Resistor

• Circuit

What device can open or close a path in a circuit? (See illustration)

• Switch

• Resistor

• Conductor

• Circuit

What happened when you plucked the rubber band with a lot of force during the inquiry activity?

• 
• 
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What are sound waves made from?

• Sunlight

• Skin cells

• A series of compressions and rarefactions

True or false: Light needs a medium to travel.

• True

• False