Define Current.

Why does current flow through a metal?

Why does a current flow through an electrolyte?

Define Conventional Current.

Define Electron Flow.

Define Electric Charge.

What is an ammeter?

What is Elementry Charge?

What is Kirchoff's first law?

Define Mean Drift Velocity.

Define a conductor.

Define a semiconductor.

Define an insulator.

Define Potential Difference.