Question

question #7
\the heat given off from a fire can keep it burning indefinitely.\ which of the statements below accurately addresses the mistake made in this sentence?

the statement is true; that is why firefighters must be prepared 24 hours a day, 7 days a week.
the statement is false because once the fire runs out of fuel or oxygen it will stop burning.
the statement is true; that situation has caused some of the greatest fire tragedies in history.

question #8
arson investigators attempt to locate _________________________, because
_____________________________________.

the v - shaped pattern; it shows how the flames spread out from the origin
the darker region; it shows that the flames started in an area and burned more carefully and then moved quickly elsewhere.
the a - shaped pattern; it shows the direction of travel.
the lighter region; it shows that the flames began to burn hotter as they moved throughout a structure.

Explanation:

Question #7

To determine the mistake, we analyze the requirements for a fire to burn: fuel, oxygen, and heat (the fire triangle). A fire can't burn indefinitely because it will exhaust its fuel or oxygen. The first and third options claim the statement is true, which is incorrect. The second option correctly identifies the mistake by noting the fire stops when fuel or oxygen is gone.

Arson investigators look for the V - shaped pattern (also called the fire plume pattern) at the origin of a fire. This pattern forms as flames spread out from the point of ignition, moving upward and outward. The other options describe incorrect patterns or incorrect interpretations of regions. The V - shaped pattern is associated with the spread from the origin.

Answer:

The statement is false because once the fire runs out of fuel or oxygen it will stop burning.

Question #8