Electricity

What is a closed circuit?

• open circuit

• working circuit

• broken circuit

• not working circuit

What can be measured from the appliances that use the electricity?

• resistance

• voltage

• amperage

• power

What will happen if one light bulb is removed from this circuit?

• the other bulbs will go out
• the other bulbs will get dimmer
• the other bulbs will get brighter
• the battery will become stronger

This is an example of a _______ circuit

• open
• series
• parallel
• square

Which of the following can be measured in the wire of a circuit?

• voltage

• amperage

• resistance

• power

An alarm clock draws 0.5 A of current when connected to a 120 volt circuit. What is the resistance?

• 240 ohms

• 0.005 ohms

• 120 ohms

• 0.5 ohm

What is an open circuit?

• a broken circuit

• a closed circuit

• a working circuit

• I do not know

A 12 Volt battery pushes charge through the headlight circuit resistance of 10 ohms. How much current is passing through the circuit?

• 1.2 A

• 5/6 A

• 12 A

• 10 A

What does this symbol represent?

• resistor

• switch

• power source

• light bulb

What does this symbol represent?

• resistor

• switch

• power source

• light bulb