Electricity And Circuits

Column 1

100

What circuit is used in homes?

parallel circuits

300

What are circuits used in everyday life?

Almost everything but the most common circuit in everyday life is the light switch

500

Why do we use circuits?

The reason we want to build circuits is to make electricity do useful things for us.

Column 2

100

Is a flashlight a parallel circuit?

A flashlight contains batteries wired in a series circuit. Batteries can be wired in parallel, too.

300

What are the 3 basic types of electrical circuits?

 Series, Parallel, and Series-Parallel.

500

Electric circuits are classified in several ways.What are they?

A direct-current circuit

An alternating-current

 Direct electric current

 Alternating electric currents

Column 3

100

The network of transistors, transformers, capacitors, connecting wires, and other electronic components within a single device such as a radio is also an electric

circuit

300

Is a TV a parallel circuit?

Household wiring is a series of parallel circuits.

500

Two of the basic laws that mathematically describe the performance of electric circuits are...

Ohm’s law and Kirchhoff’s rules

Column 4

100

How do circuits work?

When it is connected to a complete circuit, electrons move and energy is transferred from the battery to the components of the circuit.

300

What is a fuse electricity?

fuse, in electrical engineering, a safety device that protects electrical circuits from the effects of excessive currents.

500

An electric circuit includes a device that gives energy to the charged particles constituting the current, such as a...

battery or a generator

Column 5

100

Does a circuit need to be closed or open to work?

Closed 

300

Do phones have parallel circuits?

Almost all electronic devices have parallel circuits.

500

What are circuits made of?

An electronic circuit is composed of individual electronic components, such as resistors, transistors, capacitors, inductors and diodes, connected by conductive wires or traces through which electric current can flow.