Ch 12 The basics of electricity

Question 1

The movement of particles around an atom that creates pure energy is called

Lightning
Electricity
Energetic flow
Electron flow

Answer 1

Electricity

Question 2

Any substance that easily allows the flow of electricity with little resistance is

Regulator
Insulator
Distractor
Conductor

Answer 2

A conductor

Question 3

The flow of electricity in a complete electric circuit is called

An electric current
An electrical circuit
A, grounded circuit
An energetic current

Answer 3

An electric current

Question 4

Electricity is a form of_but not an element molecule or light

A form of light
A form of energy
A type of element
A type of molecule

Answer 4

Energy

Question 5

A substance that is not easily transmit electricity

A conductor
An insulator
Rectifier
Converter

Answer 5

An insulator

Question 6

Rubber, silk, glass, and_,_are all good insulators
Check

Copper
Water
Wiring
WoOd

Answer 6

Cement and wood

Question 7

Pure water is a_conductor

Good conductor
Poor conductor
Good insulator
Poor insulator

Answer 7

Poor

Question 8

Insulators are also known as_

Chargers
Relays
Non-conductors
Transmitters

Answer 8

Non-conductors

Question 9

A complete electrical current is a _____ that conducts electricity and provides a return path for the current

An open loop
An Open Ring
A figure eight
A closed loop

Answer 9

Closed loop 

Question 10

The path of an electric current from the generating source through conductors and back to its original source is called_electrical circuit

The complete,
an oscillating,
a rectified,
a converted

Answer 10

A complete

Question 11

Constant even flowing current the travels in one direction only is commonly known as

An indirect, a direct, an alternating, a uniform

Answer 11

A direct current

Question 12

Rapid and Interrupted current Flowing first in one direction and then in the opposite direction is commonly known as_

An indirect
an alternating
A uniform
A direct

Answer 12

Alternating current

Question 13

A cell phone uses_current

An indirect, an alternating, a uniform, a direct

Answer 13

Direct

Question 14

Paraffin heaters use_current

A direct,
An alternating, an indirect, a uniform

Answer 14

Alternating

Question 15

If you wanted to convert AC current DC current he would need to use

A rectifier, an insulator, a converter, a conductor

Answer 15

A rectifier

Question 16

The unit that measures the pressure or force that pushes the flow of electrons forward through a complete electric circuit is called

A watt, an ampere, an OHM, a volt

Answer 16

A volt

Question 17

The unit that measures the number of electrons that flow through a complete electric circuit is called

A watt
An OHM, an ampere, a volt

Answer 17

An amphere

Question 18

A measurement of how much electricity is being used in one second is called

A watt, an OHM, an ampere, a volt

Answer 18

Awatt

Question 19

A unit that measures the resistance in an electric circuit is called

An OHM, an ampere, a volt, a watt

Answer 19

Ohm

Question 20

A normal electric wall socket the powers a paraffin heater is__v

Nine, 12, 110, 220

Answer 20

110 V

Question 21

If you needed to operate a heavy duty appliance such as a clothes dryer you are typically need an outlet with a minimum of_volts

Nine, 121, 12, 220

Answer 21

220

Question 22

A higher amp rating indicates

A greater number of electrons and a weaker current, a greater number of electrons and a stronger current, fewer electrons and a weaker current, fewer electrons and a stronger current

Answer 22

A greater number of electrons and a stronger current

Question 23

The current for facial and scalp treatments is measured in

Milliamperes, amperes, kilowatts, watts

Answer 23

Milliamperes

Question 24

Current will not flow through a conductor unless_ are stronger than _

The volts are stronger than the ohms, the amps are stronger than the volts, the watts are stronger than the amps, the OHM’s are stronger than the watts

Answer 24

The volts are stronger than the ohm

Question 25

A 75 W lightbulb uses 75 W of electricity per Minute, second, hour, day

Answer 25

Second

Question 26

The electricity in your house is measured in Amps per hour, milliamperes per hour, kilowatts per hour, watts per hour

Answer 26

Kilowatts per hour

Question 27

What does a light cured nail enhancement use to harden Heat, evaporation, visible light, UV light,

Answer 27

UV light

Question 28

UV radiation has a shorter wavelength more_and does not penetrate as deeply as visible light Vibration, chemicals, radiation, energy

Answer 28

Energy

Question 29

Storing heat curing monomers in a warm place can result in discoloration and premature Disintegration, less penetration, premature hardening, longer effectiveness

Answer 29

Hardening

Question 30

A Carlos electrical connection and overloaded circuit can result in an electrical shock a burn or Power loss, flickering power, excess static, fire

Answer 30

A fire

Question 31

_Is a single used safety device designed to provide protection from an electrical overload Fuse, circuit breaker, rectifier, converter

Answer 31

A Fuse

Question 32

To reestablish the circuit when a fuse blows first Check all connections, disconnect, all appliances, check all insulation, insert a new fuse

Answer 32

Disconnect all appliances

Question 33

A circuit breaker will_when the circuit overloads Reduce power, melt, blowout, shut off

Answer 33

Shut off

Question 34

GFCI stands for General Ferratic current interrupter, ground fault circuit interrupter, ground fault, circuit, ensure, greater frequency current interrupter

Answer 34

Ground fault circuit Interrupter

Question 35

Which of the following certifies the safety of electrical appliances Underwriters laboratories, Better Business Bureau, OSHA, electrical engineers, organization

Answer 35

Underwriters laboratories

Question 36

Wich connection on an electric plug supplies current to the circuit The ground connection, the safety connection, the life connection, the open connection

Answer 36

The live connection

Question 37

All electrical appliances used should be_certified

Answer 37

UL

Question 38

It is recommended that you use how many plugs per outlet

Answer 38

One

Question 39

If an electrical plug does not fit into an outlet you should

Answer 39

Find a different outlet that accommodates the plug

Question 40

Electricity is the flow of_ Neutrons Protons Electron Positrons

Answer 40

Electrons

Question 41

Most_are good conductors

Answer 41

Metals

Question 42

Atypical flashlight runs on

Answer 42

Direct current

Question 43

Car batteries are_volts Nine, 12, 110, 220

Answer 43

12

Question 44

Avoid contact with_and metal surfaces when using electrical appliances Plastic, rubber, cement, water

Answer 44

Water

Question 45

What is the main purpose of the third prong on a three prong plug? To provide an additional ground, to serve as a reserve ground, to prevent disconnection, to increase the electrical flow

Answer 45

To provide an additional ground