The equipment that the arson investigator used is ultraviolet
fluorescence. The mechanism in this Ultraviolet Fluorescence in which UV
radiation excites chemicals in object and causes them to release visible light.
Arson investigator is a part detective and part fire scientist.
How quickly a population is increasing or decreasing
What does population growth mean how quickly a population is increasing or decreasing.
Explanation:
The growth of a population can be positive or negative meaning the population could be increasing or decreasing respectively.
When a population is increasing the birth rate is higher than the death rate. However, when a population is decreasing the population's death rate is higher than the birth rate.
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Answer:
Considering all the changes which have occurred due to reformers we can say that reformers had a positive impact on the problems of American society.
Some of the reformers fought for ending slavery from American society. They had secret meetings in their houses to discuss the reforms that should be taken to finish slavery. Reformers like William Loyd Garrison wrote articles so that people might take slavery as an important issue and help to fight it. The abolutionists movement brought by the reformers has a positive impact and we can see that slavery has been eradicated from American society.
Apart from this, there are many other reforms which have made American society a better place to live.
<span>second; some of the energy disperses as heat</span>
