The first known single-celled organisms appeared on Earth about 3.5 billion years ago, roughly a billion years after Earth formed. More complex forms of life took longer to evolve, with the first multicellular animals not appearing until about 600 million years ago.
Answer:
Maybe it's because the temperature was lower than the room temperature!?
The companies are looking for minerals to make money and keep their business growing
Answer:
A. Salt
Explanation:
-A compound is when two or more atoms are chemically combined
Answer:
I believe the answer is 3/4
Explanation:
18 and 24 both have common factors of 6. So you would divide both 18 and 24 by 6. 18÷6=3 and 24÷6=4. 3 and 4 don't have any common factors so this is the lowest it can go and can't be divided anymore. So, 3/4 is the simplest form. Hope I helped! :)