Electric Bulb Quiz

What is the purpose of the filament in an electric bulb?

• To provide heat

• To play music

• To produce light

• To cook food

What material is the filament of an electric bulb usually made of?

• silver

• tungsten

• aluminum

• copper

How many terminals does an electric bulb have?

• 0

• 2

• 3

• 1

Label A

• Wire

• Filament

• Terminal

• Glass bulb

The filament becomes ________ when electricity passes through and emits light.

• Hot

• Thin

• Thick

• cold

The terminals of an electric bulb are the

• Glass Bulb and Metal casing

• Filament and thick wire

• Metal case and the Metal tip

• Filament and Metal tip