That is because metamorphic rock is formed by parent rocks that are either sedimentary rock or igneous rocks and we can use the former rock type to distinguish the type of metamorphic rock, marble was igneous rock exposed to high pressure or temperature.
While the other two type of rocks are formed initially by sedimentation and volcanic movements and has no parent rocks.
The answer is the Nile River
Answer:
The orbit of the Earth
Explanation:
It is widely speculated that orbital mechanics were responsible for the period of lushness that the Sahara desert and Northern Africa lived only 6000 years ago. Due to the changes in the Earth's orbit around the Sun, it is thought that the monsoon effect (season variations in wind patterns that produce a heavy rainy season) was more pronounced across the northern latitudes and resulted in the Sahara being much wetter than it is today.
Answer:
causes poverty for people and declines the structure of the economy
Explanation:
people who survive by commercial farming are unable to grow crops and animal rearing for selling as their way of earning income for their families.
As for the economy, it declines very bad that the country too becomes affected. The trading from the country to the other countries becomes disrupted. This also affect the incoming of foreign currency in the country.
<span>the answer is a. deforestation</span>
