Answer:
workdone by the person in J is 445.92J
Explanation:
workdone= force x total distance
force= mass x acceleration due to gravity(g)\
mass=4.5kg
g=9.81m/s
force= 4.5 x 9.81 =44.15N
total distance=1.4+8.7=10.1m
workdone=44.15 x 10.1
=445.92J
<span>The human brain does not fully develop until age 25. A person's emotional maturity, self-image, and judgement are affected as these traits are linked to development of the prefrontal cortex. As a result, adolescents require guidance until reaching maturity.</span>
Answer: Variability
Explanation:
Variability is the trait that displays variation occurring in sample of experiment and results .Variation can be present in experiment as samples may differ, condition may differ,different measuring aspect, etc.
According to the question, variability is the factor that should be considered to determine degree of difference present between data and how they are separate from each other in terms of sample structure, measurement , rate, influence etc even though it is producing same results.
Answer:
There are two reasons that the author uses to illustrate that the town would be negatively affective if the factory was to close and they are:
Source of income.
Gratitude.
Explanation:
First of all the author starts by saying that he is very thankful for being present in one of the factories that were important because of its production. Then he describes that he would give up his beliefs on tariffs if he saw the effect of the factory on people. Then he interviews different persons and the effect of the factory in their lives. Then they tell him that it is better to have a functional factory than one stopped. That they would gather in the hill it was built in case it burned to ashes, and that they would talk all day about the goods it gave them and how their lives improved after it was placed over there.