Answer:
<h2>It marked the beginning of the prolonged sectional conflict over the extension of slavery that led to the American Civil War.The compromise also banned slavery from any future territories or states north of Missouri's southern border.</h2>
Answer: 3) Confounding variable
Explanation:Confounding variable is the variable that indicates about the external influential factors that produces the manipulated consequences of independent and dependent variable.This variable can lead to producing useless outcomes in an experiment.
According to the question, the changes occurring in interest of student in algebra can be due to the outside factors which are not generating the actual results and thus, experiment is getting ruined.
Other options are incorrect because application variable remain same for the experiment,system variable are the variables of certain system and reliability variables describe about the variable on which dependent or stable.Thus, the correct option is option(3)
Answer:
Overpopulation is just one hurdle. Overpopulated, developing countries face more food shortages, water scarcity and stunted economic growth by far than more developed nations. ... Uncontrolled fertility causes poverty, which causes hunger, scarcity and distress.
The scary noise in the scenario in which a little boy is allowed to play with a laboratory rat and shows no fear of it. then,and a scientist makes a scary noise by banging an iron bar whenever the little boy reaches for the rat and because of this the boy begins crying whenever the rat comes near him is <span> unconditioned stimulus.
</span><span> Unconditioned stimulus is a stimulus that naturally, and automatically triggers a response. In this case such stimulus is the noise.</span>
