NCCER MODULE 1 REVIEW QUESTIONS WITH REVISED CORRECT ANSWERS VERIFIED A+ (2025&2026)

CORRECT ANSWERS VERIFIED A+ (2025&2026) electrical fire - correct answers-A fire extinguisher labeled C would be used to fight a(n) _______. Safety instruction sign - correct answers-A sign that has a white background with a green panel with white lettering is a _______. Absorption - correct answers-a worker can be exposed to hazardous materials by inhalation, ingestion, and energy-isolating devices - correct answers-Circuit breakers and disconnect switches are examples of _______. Grease or oil can cause oxygen to explode - correct answers-Grease and oil must be kept away from oxygen tanks because _______. hazardous materials - correct answers-HAZCOM classifies all paint, concrete, and wood dust as _______. prolonged exposure to cold - correct answers-Hypothermia is a condition brought on by _______. 4 feet (1.2m) from the base of the wall - correct answers-If you lean a straight ladder against the top of a 16-foot (4.8m) wall, the base of the ladder should be 25 feet - correct answers-In every trench over 4 feet deep, there must be an exit every _______. Placing the objects at right angles - correct answers-Interlocking stacked material is done by _______. housekeeping - correct answers-Keeping your work area clean and free of scraps or spills is referred to as _______.