Considering wiring, set the polarity of the following colors.brass vis-bronze, silver, green?

This question is for my theater class, and I think my teacher means a lighting or sound system .. I can not find the answer anywhere and I do not understand. If Please help! Thank you:)

Green is constantly connected to money green ground wire is neutral, connected to the brass wire is white hot, connected to black, no, no sound, this applies to the AC line wiring. .

5 Metallic Spools Gold Silver Copper Brass  Bronze
5 Metallic Spools Gold Silver Copper Brass Bronze
$10.27
Time Remaining: 20d 11h 2m
Buy It Now for only: $10.27

5 Metallic Spools Gold Silver Copper Brass  Bronze
5 Metallic Spools Gold Silver Copper Brass Bronze
$12.99
Time Remaining: 26d 12h 35m
Buy It Now for only: $12.99

5 Metallic Spools Gold Silver Copper Brass  Bronze
5 Metallic Spools Gold Silver Copper Brass Bronze
$10.27
Time Remaining: 29d 19h 26m
Buy It Now for only: $10.27


Delta 2575-RBMPU Leland Two Handle Centerset Lavatory Faucet, Venetian Bronze Delta 2575-RBMPU Leland Two Handle Centerset Lavatory Faucet, Venetian Bronze
List Price: $212.60
Sale Price: $127.35

Delta 2575-RBMPU Leland Two Handle Centerset Lavatory Faucet Venetian Bronze

Delta Foundations 25996LF-OB Two Handle Centerset Lavatory Faucet, Oil Bronze Delta Foundations 25996LF-OB Two Handle Centerset Lavatory Faucet, Oil Bronze
List Price: $151.95
Sale Price: $91.02
Used From: $82.83

Finish:Oil Bronze Timeless design for today's homes Simple, elegant lines complement traditional dcor High-Arc Spout 4 Inch Centers 'S' Lever Handles Lifetime Faucet and Finish Warranty ADA Compliant WaterSense Compliant Water-Efficient CA/VT Compliant

3M Command  FC13-AB Forever Classic Large Metal Hook, Antique Bronze 3M Command FC13-AB Forever Classic Large Metal Hook, Antique Bronze
List Price: $13.60
Sale Price: $9.92

Elegant, simple design complements any room. Holds firmly and strongly until you want to take it down. Stretch release technology offers damage free removal. Reusable hook. Contains: 1 hook and 2 Command adhesive strips per pack...

Delta Foundations 35996LF-OB Two Handle Widespread Lavatory Faucet, Oil Bronze Delta Foundations 35996LF-OB Two Handle Widespread Lavatory Faucet, Oil Bronze
List Price: $241.60
Sale Price: $144.71
Used From: $116.83

Finish:Oil Bronze Timeless design for today's homes Simple, elegant lines complement traditional dcor 6' - 16' center widespread 'S' Lever Handles Plastic Pop-up Drain Assembly Lifetime Faucet and Finish Warranty ADA Compliant WaterSense Compliant Water-Efficient CA/VT Compliant

BOLTON Oil Rubbed Bronze Solid Brass Flush Bolt BOLTON Oil Rubbed Bronze Solid Brass Flush Bolt
List Price: $12.99
Sale Price: $8.95

Flush bolts are designed to hold the passive door closed on a double french door. Our flush bolts are manufactured by Bolton Hardware. To see our full line of home improvement products please visit our online store at rpmhardware

Apollo 70-600 Series Bronze Ball Valve, Two Piece, 3-Port Diverting, Lever, 3/4 Apollo 70-600 Series Bronze Ball Valve, Two Piece, 3-Port Diverting, Lever, 3/4" NPT Female
List Price: $37.47
Sale Price: $26.68

The Apollo 70-600 series two-piece three-port diverting ball valve is made of bronze and has a lever handle and female National Pipe Taper (NPT) threaded connections on both ends. This valve is made of bronze for higher strength and corrosion resistance than brass and has a zinc-plated steel lever handle with a vinyl sleeve for manual control...

Delta 25984LF-OB Porter Two Handle Centerset Lavatory, Oil Bronze Delta 25984LF-OB Porter Two Handle Centerset Lavatory, Oil Bronze
List Price: $153.70
Sale Price: $89.00
Used From: $78.24

Finish:Oil Bronze Integrated water-efficient aerators provide a smart water delivery solution that maximizes water savings without sacrificing the comfort High arc design spout provides large clearance Elegant metal lever handles for ease of operation Lifetime Faucet and Finish Warranty ADA Compliant Water-Efficient CA/VT Compliant

Delta 2538LF-RB Lahara Two Handle Centerset Lavatory Faucet, Venetian Bronze Delta 2538LF-RB Lahara Two Handle Centerset Lavatory Faucet, Venetian Bronze
List Price: $222.55
Sale Price: $115.00

Finish:Venetian Bronze Lahara, inspired by the beauty and bliss created by waves The elegant, one-piece curved handles and sleek spout of Lahara compliments any dcor. Integrated water-efficient aerators provide a smart water delivery solution that maximizes water savings without sacrificing the comfort Elegant metal lever handles for ease of operation ADA Compliant WaterSense Compliant Water-Efficient CA/VT Compliant Pop-up Drain

NSK 22212CAME4C3 Spherical Roller Bearing, Round Bore - Greater Than Normal Clearance, Brass/Bronze Cage, Metric, 60 mm ID, 110 mm OD, 28 mm Width, 6000 rpm Max RPM, 39000 lbs Static Load Capacity, 40000 lbs Dynamic Load Capacity NSK 22212CAME4C3 Spherical Roller Bearing, Round Bore - Greater Than Normal Clearance, Brass/Bronze Cage, Metric, 60 mm ID, 110 mm OD, 28 mm Width, 6000 rpm Max RPM, 39000 lbs Static Load Capacity, 40000 lbs Dynamic Load Capacity
Sale Price: $166.80

NSK 22210CAME4C3 Spherical Roller Bearing, Round Bore - Greater Than Normal Clearance, Brass/Bronze Cage, Metric, 50 mm ID, 90 mm OD, 23 mm Width, 7100 rpm Max RPM, 26700 lbs Static Load Capacity, 27800 lbs Dynamic Load Capacity NSK 22210CAME4C3 Spherical Roller Bearing, Round Bore - Greater Than Normal Clearance, Brass/Bronze Cage, Metric, 50 mm ID, 90 mm OD, 23 mm Width, 7100 rpm Max RPM, 26700 lbs Static Load Capacity, 27800 lbs Dynamic Load Capacity
Sale Price: $134.98