The answer is comet.
Comets are mainly ice. They orbit around the sun with a periods that varie from few years to tens of millions of years.
An asteroid is composed of rocks, metals or both.
Meteorites are meteors that get the earth and are composed of rocks and metals or both.
Meteors:
Answer:
"Cultural mosaic" (French: "la mosaïque culturelle") is the mix of ethnic groups, languages, and cultures that coexist within society.
Explanation:
Answer:
Life began on Earth at least 3.5 to 4 billion years ago, and it has been evolving ever since. At first, all living things on Earth were simple, single-celled organisms. Much later, the first multicellular organisms evolved, and after that, Earth's biodiversity greatly increased.
Explanation:
A. Increase in soil fertility