Answer: In the first Experiment, when the student opens the bottle and the gas escaped, it may escape with some portion of the soft drink, as it is under pressure, then the bubble will shrink and some may vanish. This is because the gas under pressure has escaped from the drink, thereby reducing the pressure in the drink.
For the second Experiment, when the student squeeze the bottle, he will increase the pressure of the gas in the soft drink, which makes the bubbles to grow and some will appear. This is because the squeezing of the bottle has tend to increase the motion of the gas in the bottle, which made the pressure to increase, and more bubbles to appear.
Explanation: bubbles in a drink is as a result of increase in the pressure of the gas in the drink. This gas will rise to the top of the bottle, as their want to escape from the bottle, their will rise with some portion of the drink, which we see as bubbles in the drink.
Physical features like water bodies, available of trees and many more influences people settlement in communities
Answer:
Explanation:
The sociological perspective is the social conflict theory; this theory views society as a system of groups that are unequal as thus; generates conflict and change within the society.
The ethnic group in question are the Kurds. The Kurdish
people do not have their own state but they are the majority in the
autonomous region located in Iraq called the Iraqi Kurdistan. It is estimated
that there are up to 45 million Kurds around the world. They speak a language called
Kurdish and are classified as a part of the Iranian Peoples which is a group of speakers
of the Iranian language from the Indo-European
ethno-linguistic group.
