Portugal cuz it has never been in contact with British. South Wales and North Wales are definitely part of you need to give an example of another country say Southern Ireland cuz only the North is part.
Answer:
4. Ultraviolet radiation breaks apart molecules made up of paired oxygen atoms. Individual oxygen atoms bond with paired oxygen molecules to form ozone
Explanation:
Ozone formation in the stratosphere -
The ozone is the stratosphere layer is former naturally by the chemical reaction , with the help of the ultraviolet radiation of the sun and the oxygen molecules .
In the very first step , The UV radiation breaks the oxygen molecule to give two very reactive oxygen atoms .
In the second step , the atoms of oxygen reacts with the oxygen molecules to produce the ozone molecule (O₃) .
And Ozone gas is produced .
At EVERY point on Earth . . . North of the equator, South of the equator, at the poles, or exactly ON the equator . . . the lengths of days and nights change with the seasons. (probably supposed to be <em>choice-3</em>)
Answer:
Option: clearing the land to raise crops.
Explanation:
Agriculture first to practice by Neolithic people who shifted from hunting-gathering. During the Neolithic Age, humans invented new tools for farming that helped them to plough the land and clear unwanted weeds and plants. The cultivation included crops of wild which transformed into domestic. As they indulged in agriculture, they began living in one place rather than moving from one place to another in search of food. Animals were also domesticated who served them as companionship in the wild surrounding and food for survival.
