Wildland Firefighter I Practice Questions - NFPA 1140 Wildland Firefighter I Certification Exam

How does relative humidity generally affect fine dead fuel moisture and fire behavior?

Higher humidity raises fuel moisture and reduces ignition potential Higher humidity lowers fuel moisture and increases spread Humidity has no effect on fine dead fuels Humidity only affects live fuels

Correct Answer:

Higher humidity raises fuel moisture and reduces ignition potential

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