Answer:
Explanation: Description - The person is sitting with other students in psychology class holding a pen and writing some notes on his paper. He is also listening attentively as he is leaning forward and nodding as the professor is presenting a fact or concept.
Explanation - You are sitting in the psychology class amidst many other things you could be doing because of multiple reasons. It could be that you are in pursuit of understanding human behavior, being a psychologist is your childhood dream or you want to follow the footsteps of your parents who are also psychologists. Again, there are numerous reasons that a person may have to sit inside the class in psychology.
Prediction - It can be predicted that given a class of 30 students, at least a number might have a failing mark if those few are continuously not attending class, or showing no interest in the subject. Psychology might be hard for some especially those who are not studying.
Influence - To influence people who might be interested in sitting in the psychology class might to show how interesting psychology is by providing practical applications for the subjects that may include, understanding mental disorders, determining if the person is telling the truth or predicting human behavior in a poker game.
In history such as World History? You should be able to distinguish the trends and differences in different periods say "Period 1 vs. Period 2" where each period represents a different range of years (in AP World History I learned it with 6 periods but it varies from year to year of when it is taught)
Answer:
There are four main types of chromatography. These are Liquid Chromatography, Gas Chromatography, Thin-Layer Chromatography and Paper Chromatography. Liquid Chromatography is used in the world to test water samples to look for pollution in lakes and rivers.