The study of the weather in these early years is important because it can help students understand that some events in nature have a repeating pattern. It also is important for students to study the earth repeatedly because they take years to acquire the knowledge that they need to complete the picture.
Weather fronts do the same thing - they advance forward, creating weather changes and sometimes even violent storms along the front. ... Thunderstorms are common along cold fronts. This is because when a cold front occurs from a cold air mass moving into a warm air mass, the warm air is forced upward.
8. B
9. D
10. C
11. A
12. (called the polor front but there are only 4 definitions??)
Answer:
There, ecosystem services are grouped into four broad categories: provisioning, such as the production of food and water; regulating, such as the control of climate and disease; supporting, such as nutrient cycles and oxygen production; and cultural, such as spiritual and recreational benefits.
Explanation:
I believe the answer is Africa,
since the top poorest contries in the world are in africa.