I think that is is Pollution
Answer: A
Explanation:
Our universe was born from the Big Bang about 13.5 billion years ago. ... Our solar system began forming about 4.6 billion years ago within a concentration of interstellar dust and hydrogen gas called a molecular cloud. The cloud contracted under its own gravity and our proto-Sun formed in the hot dense center.
Pioneer species are the first organisms to live in an uninhabited area.
Answer:
NUMBER ONE: a) a metal pan b)cover/blanket
Explanation:
a) it retains heat because when its heated, it heats fast, if cooled it cools fast
b) a blanket/cover actually contains heat thats how it gets you warm it traps the heat that enters it and keeps it heated.
