Free practice test

Blaster Practice Test

Check what you know about the blaster job with 15 free questions and instant explanations.

Updated By the Career Education Institute Curriculum Team
About this practice test

15 multiple-choice questions on blaster knowledge, safety and vocabulary. Submit to see your score and explanations, or open any question’s answer as you go. Nothing is saved or shared.

Question 1 of 15Stemming is:
Show answer

Answer: Inert material atop charges. Term.

Question 2 of 15A misfire:
Show answer

Answer: Didn’t go off. Term.

Question 3 of 15Never approach a misfire:
Show answer

Answer: Early. Safety.

Question 4 of 15Explosives are stored in:
Show answer

Answer: Magazines. Storage.

Question 5 of 15A seismograph measures:
Show answer

Answer: Vibration. Monitoring.

Question 6 of 15Which term matches this definition: “Explosives storage.”
Show answer

Answer: Magazine. Magazine: Explosives storage.

Question 7 of 15What does “Stemming” mean?
Show answer

Answer: Inert material atop charges.. Stemming: Inert material atop charges.

Question 8 of 15Which term matches this definition: “Charge that didn’t go off.”
Show answer

Answer: Misfire. Misfire: Charge that didn’t go off.

Question 9 of 15What does “Spacing” mean?
Show answer

Answer: Distance between holes.. Spacing: Distance between holes.

Question 10 of 15Which term matches this definition: “Safe after blast.”
Show answer

Answer: All clear. All clear: Safe after blast.

Question 11 of 15What does “Initiation system” mean?
Show answer

Answer: Detonator setup.. Initiation system: Detonator setup.

Question 12 of 15Which term matches this definition: “Person blocking access.”
Show answer

Answer: Guard. Guard: Person blocking access.

Question 13 of 15What does “Seismograph” mean?
Show answer

Answer: Measures vibration.. Seismograph: Measures vibration.

Question 14 of 15Which term matches this definition: “Explosive per rock volume.”
Show answer

Answer: Powder factor. Powder factor: Explosive per rock volume.

Question 15 of 15What does “Airblast” mean?
Show answer

Answer: Air pressure from blasting.. Airblast: Air pressure from blasting.

How to study

View training