Electrical Current

Identify the following as characteristics of either a series circuit or a parallel circuit:
^{"Consists of units wired in separate branches."}

• Series circuit
• Parallel circuit

A series connection is a type of electric circuit in which there are multiple paths.

• True
• False

Lightning rods attract lightning.

• True

• False

A resistor is a device that controls current in electric circuits.

• True
• False

An electric current is a flow of charged particles.

• True

• False

A ______ opens and closes a circuit.

• power source

• conductor

• switch

• output device

Identify the following as characteristics of either a series circuit or a parallel circuit:

When one light bulb burns out, the rest stay lit.

• Series circuit
• Parallel circuit

Electric current is the flow of:

• electrons
• protons
• neutrons
• none of these

If a person touches a live wire, he or she gets a severe:

• circuit
• electric shock
• overloading
• Earth

Lightning occurs because ___. 

• the negative charges at the bottom of clouds are attracted to the positive charges on the ground.
• the positive charges at the bottom of clouds are attracted to the negative charges on the ground.
• the positive and negative charges inside clouds are attracted to each other
• All of these reasons are correct.