WGU D659 CERTIFICATION SCRIPT 2026
QUESTIONS WITH SOLUTIONS GRADED A+
◍ The Outside of each package of fireworks prepared by a manufacturer shall
bear the words?.
Answer: "Fireworks--Handle Carefully--Keep Fire Away"
◍ How do you figure the Minimum Display Site for a floating Vessel?.
Answer: Multiplier times Diameter, Sum, divided by 2 (Example: 100 shells
x 6" =600/2 =300')
◍ Explosives stored in a magazine should be checked every ___ days?.
Answer: 7 days
◍ The Peak Particle Velocity at a blasting site should not exceed?.
Answer: 2" per second
◍ All accidents shall be reported to?.
Answer: The Division of Public Safety (DPS)Occupational Safety and
Health Association (OSHA)
◍ Buried Mortars to be Hand Fired should be separated by at least?.
Answer: a distance equal to the mortar diameter.
◍ Any explosive material that can be caused to detonate by means of blasting
cap, when unconfined..
Answer: High explosives
◍ Explosive consisting of two parts; inorganic nitrate and carbonaceous
combustible..
Answer: Nitro-carbo-nitrate
◍ No Permit shall be issued to Sell, Transport, Store or Use the following?.
Answer: Liquid Nitroglycerin,Non Gel Dynamite,Fulminate of
, Mercury,Ammonium Salt & Chlorate,New Compounds not approved by
USDOT.
◍ P.
P. V..
Answer: Peak Particle Velocity
◍ What gage wire should be used for the purpose wiring blasting caps?.
Answer: Not less than No. 14 AWG
◍ An Aerial shells break radius is roughly how many feet?.
Answer: 45' times Diameter
◍ Class A Explosives are defined as?.
Answer: High Explosives (dynamite, TNT, blasting caps, flash powder, bulk
black powder, blasting agents)
◍ Time interval in milliseconds between successive detonations of the delay
device used..
Answer: Delay Interval
◍ How do you figure the appropriate distance between Mortars and Safety
Shelter?.
Answer: 2' times Diameter if <6" or4' times Diameter if >6"(Example: 2' x
6" = 12' or 4' x 8" = 32')
◍ An Aerial shell will travel roughly how many feet before breaking?.
Answer: 100' times Diameter
◍ No detonators shall be transported with product if it exceeds?.
Answer: 5,000 lbs
◍ What is the area immediately surrounding the fireworks mortars used for an
outdoor display?.
Answer: Discharge Site
◍ Explosive Containing one part water and one part Ammonium Nitrate..
Answer: Water Gel
QUESTIONS WITH SOLUTIONS GRADED A+
◍ The Outside of each package of fireworks prepared by a manufacturer shall
bear the words?.
Answer: "Fireworks--Handle Carefully--Keep Fire Away"
◍ How do you figure the Minimum Display Site for a floating Vessel?.
Answer: Multiplier times Diameter, Sum, divided by 2 (Example: 100 shells
x 6" =600/2 =300')
◍ Explosives stored in a magazine should be checked every ___ days?.
Answer: 7 days
◍ The Peak Particle Velocity at a blasting site should not exceed?.
Answer: 2" per second
◍ All accidents shall be reported to?.
Answer: The Division of Public Safety (DPS)Occupational Safety and
Health Association (OSHA)
◍ Buried Mortars to be Hand Fired should be separated by at least?.
Answer: a distance equal to the mortar diameter.
◍ Any explosive material that can be caused to detonate by means of blasting
cap, when unconfined..
Answer: High explosives
◍ Explosive consisting of two parts; inorganic nitrate and carbonaceous
combustible..
Answer: Nitro-carbo-nitrate
◍ No Permit shall be issued to Sell, Transport, Store or Use the following?.
Answer: Liquid Nitroglycerin,Non Gel Dynamite,Fulminate of
, Mercury,Ammonium Salt & Chlorate,New Compounds not approved by
USDOT.
◍ P.
P. V..
Answer: Peak Particle Velocity
◍ What gage wire should be used for the purpose wiring blasting caps?.
Answer: Not less than No. 14 AWG
◍ An Aerial shells break radius is roughly how many feet?.
Answer: 45' times Diameter
◍ Class A Explosives are defined as?.
Answer: High Explosives (dynamite, TNT, blasting caps, flash powder, bulk
black powder, blasting agents)
◍ Time interval in milliseconds between successive detonations of the delay
device used..
Answer: Delay Interval
◍ How do you figure the appropriate distance between Mortars and Safety
Shelter?.
Answer: 2' times Diameter if <6" or4' times Diameter if >6"(Example: 2' x
6" = 12' or 4' x 8" = 32')
◍ An Aerial shell will travel roughly how many feet before breaking?.
Answer: 100' times Diameter
◍ No detonators shall be transported with product if it exceeds?.
Answer: 5,000 lbs
◍ What is the area immediately surrounding the fireworks mortars used for an
outdoor display?.
Answer: Discharge Site
◍ Explosive Containing one part water and one part Ammonium Nitrate..
Answer: Water Gel
