Electricity and Circuits Concepts

Ms. Vatske has a battery, wooden spoon, copper wire, metal paperclip, and a light bulb. Which materials does Ms. Vatske need in order to create a complete circuit?

• battery, wooden spoon, copper wire, and light bulb

• battery, metal paperclip, copper wire, and light bulb

• metal paperclip, copper wire, and light bulb

• battery, wooden spoon, and light bulb

Materials through which electrons flow easily

• conductors

• insulators

• electrodes

• chargers

This circuit won't work. What essential part is missing from this circuit?

• resistance
• source of electric current
• conductor
• ammeter

The best conductors for electricity are made of...

• wood
• plastic
• rubber
• metal

Electrons flow from

• cathode to anode

• anode to cathode

• electrons do not flow

The force that pushes the electricity through a circuit is called...

• resistance
• voltage
• current
• switch

Materials that electrons do NOT flow through such as cloth, rubber, plastic

• conductors

• insulators

• chargers

• electrodes

Which one will still function if one light bulb goes out?

• A-Series
• B-Parallel
• A-Parallel
• B-Seriese

Why does the following circuit not work?

• The light bulb is broken

• The switch is closed

• The wood block is an insulator

• The battery is dead

What material would be safest to use as an insulator to cover electrical wires?

• rubber
• tin
• aluminum
• water