Electricity Revision

A material in which electrons are not able to move easily is called _______.

• Circuit 
• Insulator 
• Resistance 
• Conductor

What electrical charge do electrons carry?

• Positive

• Negative

• Neutral

What is the effect of changing the wire in a circuit from a thick wire to a thin wire?

• The overloaded bulb will blow out.

• The bulb brightness stays the same.

• The bulbs become dimmer.

• The bulbs become brighter.

What is a circuit?

• The buildup of electric charges

• A complete, closed path through which electric charges flow

• Opposition to the flow of charge

• Electric potential

Copper is used in wiring because it is an excellent______________ of electricity.

• circuit breaker
• conductor
• insulator
• fuse

A small device that stores energy in a chemical form

• Complete circuit
• Switch
• Power source
• Battery

The unit for current is the 

• Volt

• Ohm

• Electron

• Ampere

the tendency for a material to oppose the flow of electrons

• current
• circuit
• resistance
• difference

A material in which electrons are not able to move easily is called _______.

• Circuit 
• Insulator 
• Resistance 
• Conductor

This circuit is .....?

• open
• parallel
• closed
• The cutest little circuit evah!