Electricity and Circuits Review

Electrical charge is due to...

• flow of electrons
• flow of protons
• flow of neutrons
• chemical bonds

the larger the battery, the...

• greater the charge
• longer it lasts
• size doesn't matter
• brighter the light

the greater the voltage, the...

• faster the electron flow
• greater the current
• greater the current and the faster the electron flow
• slower the electron flow

What kind of circuit is pictured?

• closed circuit
• open circuit
• series circuit
• parallel circuit

Which of the pictured battery arrangements would generate 0 volts?

• A
• B
• C
• D

Which would use the least energy to produce the same amount of light?

• LED bulb
• Flourescent bulb
• Incandescent bulb
• All would be the same

Plastic, rubber, and glass are good...

• conductors
• semi-conductors/resistors
• insulators
• investments

copper, gold, and silver are good...

• conductors
• semiconductors/resistors
• insulators
• medals in the olympics

Carbon, silicon, and diamond are good...

• conductors
• semiconductors/resistors
• insulators
• technology

Which combination of materials would make a good wire?

• copper covered in glass
• copper cover in plastic
• rubber covered in glass
• ice cream covered in chocolate