Is a penny a conductor or insulator

Conductor because pennies are made of copper, which is a conductor. Hope this helps and good luck on your assignment.

the earths atmosphere is made up of nitrogen and oxygen. solids can turn into gasses through a process called sublimation. sublimation is the transition of a substance directly from the solid to the gas phase, without passing through the intermediate liquid phase.

hope this : d

no sign of dia of fuel cell