Answer: Armored fish
Explanation:
The earliest known fossil vertebrates were heavily armored fish discovered fish in rocks from the Ordovician period.
The fossils shows the path from the early aquatic life to the vertebrates, vertebrates to mammals.
The fossils shows that it is vertebrate and are the oldest known fossil ever known. The fossils of the animals and plants helps to known the behavior of the past time and based on that research and study is done.
Image shows answer, obtained from google.
Answer:
1. D. Burning Coal and Natural Gas
2. D. Larger; Louder
3. D. It has a lower pitch and is quieter than the first note.
Explanation:
Not 100% certain of number 3, but I'm pretty certain it is correct. 1 and 2 are for sure correct.
Answer:
zika is a parasite
Explanation:
this is a common parasite but if you want my personal opinion, the parasite is none of these, its my younger brother.
Answer:
because the real planets are huge
Explanation:
lma o