Sample bias. It is a bias in that happens when a sample is collected in such a way that some members of the intended population are less likely to be included than others.
Alaska rocks, much more than the rest of the United States. The northernmost state, which happens to straddle the border of two tectonic plates, gets hit with a magnitude 7 earthquake almost every year
Answer:
A. Positive
Explanation:
The release of oxytocin from the posterior pituitary gland during labor is an example of positive feedback mechanism. Oxytocin stimulates the muscle contractions that push the baby through the birth canal. The release of oxytocin result in stronger or augmented contractions during labor.
A positive feedback is an increase, while a negative feedback is a decrease.
The air in a cool region underneath cloud cover will have a higher density than a region with no cloud cover. A region with no cloud cover has warmer air than the surrounding air, it becomes less dense and begins to rise, drawing more air in underneath.