glass and argon gas
A lightbulb is typically made of glass, metal, and a filament (usually tungsten) that produces light when electricity passes through it.
Lightbulb(load),Battery(Power source),Switch,Copper wire
Dental materials are examples of materials that are used to make impressions.
who first used plants to make materials
what materials were used to make coal trucks
Wool or Cotton. They are both materials that can be used to make a blanket.
Wool or Cotton. They are both materials that can be used to make a blanket.
The materials used to make cement are,Calcareous materials (limestone)Argillaceous materials (clay)gypsumCoal dustIron oxidemagnesiumAlkalies
the lightbulb
lightbulb+radiowave :D
Radiowave + lightbulb = tv
radio wave + lightbulb