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| 15161800130 | Source of Electricity | -coal -natural gas -nuclear -hydroelectric conventional -other renewables -petroleum -other | 0 | |
| 15161800131 | What source of electricity is most common in US? | coal | 1 | |
| 15161800132 | 3 sources of renewable electricity | 1) solar energy 2) wind power 3) biofuel | 2 | |
| 15161800133 | burning fossil fuels to generate electricity produces what green house gas? | carbon dioxide | 3 | |
| 15161800134 | describe the path of electricity from generation to where it enters the house: | 1) electrical generation 2) transformers increase voltage 3) electricity flows through high voltage transmission lines 4) transformers then decrease voltage 5) electricity flows through distribution lines 6) transformers then decrease voltage again where it then enters the house as 3 conductors: 2 hot lines 120v each + 1 neutral line | 4 | |
| 15161800135 | Watts, Amps, Volts, + Engergy | 1) watts = amps x volts 2) volts = watts/amps 3) amps = watts/volts 4) energy = power x time | 5 | |
| 15161800136 | what are we charged by for electricity? | kilowatt hour | 6 | |
| 15161800137 | what does GFCI stand for? | ground fault circuit interrupt | 7 | |
| 15161800138 | code distances | 1) staple to box = 8" 2) receptacle height from floor = 12" 3) cable to ground = 4) distance between outlets in bedroom = more than 6ft | 8 | |
| 15161800139 | Switches | - use switch controlled receptacle in rooms without built in light fixture operated by wall switch - locate all wall switches within easy reach of room entrance | 9 | |
| 15161800140 | receptacles | -include receptacles on all walls 24" wide or greater - include receptacles so 6ft cord can be plugged in from any point along a wall or every 12ft along wall -include switch controlled receptacle in rooms without a built in light fixture operated by wall switch -install GFCI protected receptacle in bathroom, kitchen, garage, crawl space, unfinished basement, and outdoor | 10 | |
| 15161800141 | light fixture | -include at least one switch operated lighting fixture in every room | 11 | |
| 15161800142 | kitchen/dining room | -install 2 20 amp small appliance circuits - install dedicated 15 amp, 120 volt circuits for dishwashers and food disposals - include receptacles on all counter wider than 12" - space receptacles max 48" apart above countertops + closer together in areas where appliances used - located recptavles 18" above countertop - locate at least 1 receptacle at table height in dining | 12 | |
| 15161800143 | bathrooms | -install separate 20 amp circuit | 13 | |
| 15161800144 | living room/ bedroom | -min two 20amp circuits in living room | 14 | |
| 15161800145 | stairs/ hallways | - use 3 switches at top + bottom of stairs with n 6 steps or more - position stairway lights so each step illuminated | 15 | |
| 15161800146 | wire size chart | - #10 wire: 30 amps, 240 volts (window AC, clothes dryer) - #12 wire: 20 amps, 120 volts (light fixtures, microwave, receptacles) - #14 wire: 15 amps, 120 volts (light fixtures, receptacles) | 16 | |
| 15161800147 | electrical boxes | - use boxes large enough to accommodate number of wires entering box - locate all receptacle boxes 12" above finished floor - leave min 8" of usable cable or wire extending past the front of electrical box | 17 | |
| 15161800148 | wires + cables | -use wires large enough for amperage rating of circuit -drill hole at least 2" back from exposed edge of joist to run cables through, do not attach cables to bottom edge of joist - run cable between receptacles 20" above floor - use nail plates to protect cable that is run through holes drilled or cut into studs less than 1 1/4" from front edge to stud - contain spliced wires or connections entirely in plastic or metal electrical box - use staples to fasten cables within 8" of electrical box - leave min 1/4" of sheathing where cables enter box | 18 | |
| 15161800149 | amp | refers to rate at which electrical power flows to a light, tool, or appliance | 19 | |
| 15161800150 | armored cable | 2 or more wires that are grouped together and protected by a flexible metal covering | 20 | |
| 15161800151 | box | device used to contain wiring connection | 21 | |
| 15161800152 | cable | 2 or more wires that are grouped together and protected by a covering or sheath | 22 | |
| 15161800153 | circuit | continuous loop of electrical current flowing along wires or cables | 23 | |
| 15161800154 | circuit breaker | safety device that interrupt an electrical circuit in event of overload or short circuit | 24 | |
| 15161800155 | conductor | material that allows electrical current to flow through it | 25 | |
| 15161800156 | conduit | metal or plastic tube used to protect wires | 26 | |
| 15161800157 | continuity | uninterrupted electrical pathway through circuit or electrical fixture | 27 | |
| 15161800158 | current | movement of electrical along conductor | 28 | |
| 15161800159 | duplex receptacle | receptacle that provides connections for 2 plugs | 29 | |
| 15161800160 | feed wire | conductor that carries 120 volt current uninterrupted from service panel | 30 | |
| 15161800161 | fuse | safety device usually found in older homes, that interrupts electrical circuits during overload or short | 31 | |
| 15161800162 | grounding wire | wire used in electrical circuit to conduct current to earth in even of short circuit | 32 | |
| 15161800163 | hot wire | any wire that carries voltage | 33 | |
| 15161800164 | insulator | any material (plastic or rubber) that resist flow of electrical current | 34 | |
| 15161800165 | meter | device used to measure amount of electrical power being used | 35 | |
| 15161800166 | neutral wire | wire that returns current to zero volt to source of electrical power | 36 | |
| 15161800167 | overload | demand for more current than the circuit wires or electrical device was designed to carry | 37 | |
| 15161800168 | pigtail | short wire used to connect 2 or more circuit wires to single screw terminal | 38 | |
| 15161800169 | polarized receptacle | receptacle designed to keep hot current flowing along black or red wires and neutral current flowing along white or gray wires | 39 | |
| 15161800170 | power | result of hot current flowing for a period of time | 40 | |
| 15161800171 | receptacle | device that provides plug in access to electrical power | 41 | |
| 15161800172 | romex | brand name of plastic sheathed electrical cable that is commonly used for indoor wiring | 42 | |
| 15161800173 | screw terminal | place where a wire connects to a receptacle switch or fixture | 43 | |
| 15161800174 | service panel | metal box usually near site where electrical power enters house, electrical current is split into individual circuits | 44 | |
| 15161800175 | short circuit | accidental and improper contact between 2 current carrying wires or between current carrying wire and a grounding conductor | 45 | |
| 15161800176 | switch | device that controls electrical current passing through hot circuit wires | 46 | |
| 15161800177 | UL | abbreviation for underwriters Laboratories - organization that tests electrical devices and manufactured products for saftey | 47 | |
| 15161800178 | volt | measurement of electrical power in terms of total energy consumed | 48 | |
| 15161800179 | wire connector | device used to connect 2 or more wires together | 49 | |
| 15161800180 | white wire | neutral carrying zero volts | 50 | |
| 15161800181 | black wire | hot wire carrying current full volts | 51 | |
| 15161800182 | red wire | hot wire carrying full volts | 52 | |
| 15161800183 | white, black markings wire | hot wire carrying current full volts | 53 | |
| 15161800184 | green wire | serves as grounding pathway | 54 | |
| 15161800185 | bare copper wire | serves as a grounding pathway | 55 |
