Bushfires Crossword Puzzle

QUESTIONS LIST:

• crown fire : occurs when a surface fire climbs along a pathway, such as a tree trunk and reach the tops of a tree.
• ignition point : where the bushfire starts.
• spot fire : caused by winds picking up embers from a live fire and dropping them in new locations.
• temperature : hot climates with low humidity can increase the likelihood of bushfires occurring.
• bushfire : uncontrolled fire located in natural vegetation occurring in rural and semi-rural areas.
• fuel : a fire needs this to continue burning
• surface fire : occurs on the surface of the ground and impact low-lying vegetation.
• ground fire : occurs underground and impacts topsoil and subsurface vegetation
• wind : provides the fire with a supply of oxygen and moves the fire into contact with fresh fuel.
• summer : bushfires usually occur in this season.
• ember : these are often carried by winds and can cause new fires and damage to homes and infrastructure.
• humidity : low _ _ _ _ _ _ _ _ causes fuel loads to dry out and become more flammable.
• oxygen : without _ _ _ _ _ _ , a fire will starve and self-extinguish.
• rainfall : reduced _ _ _ _ _ _ _ _ during summer can increase the likelihood of a bushfire.
• fuel ladder : when the fire travels up a tree or other flammable source (think power pole).
• lightning strike : the most common cause of bushfires.
• topography : this can speed up or slow down a fire and is related to the gradient of the land that the fire is travelling on.