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Grade 4
Topic Cloze Quiz
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Electrical Pathways
A light bulb is a ball of
filament
glass
heat
air
Select your answer
. Most of the
conductor
insulator
air
heat
Select your answer
inside a light bulb has been removed. The base can be screwed into a metal
filament
socket
conductor
insulator
Select your answer
, which is a good conductor. Electricity flows through a conductor, but not through a(n)
socket
resistor
insulator
filament
Select your answer
. Current flows through a thin wire called a(n)
insulator
filament
conductor
socket
Select your answer
. The filament is not a good
glass
conductor
insulator
resistor
Select your answer
. It is a resistor. Current does not flow easily though a(n)
glass
conductor
resistor
socket
Select your answer
. This resistance absorbs some of the current, causing the filament to get so hot it glows. This is how the bulb creates
heat
filament
insulator
air
Select your answer
and light.