Sound waves make u heat it and ur brain interprets it
To my knowledge, the answer is B
Answer:
c 1
b2
a3
Explanation:
There are gaps in the fossil record because many early forms of life were soft-bodied, which means that they have left few traces behind. What traces there were may have been destroyed by geological activity. This is why scientists cannot be certain about how life began.
Answer:
I hope this works good luck! http s://www .the guardian. com/enviro nment/2018/oct/30/humanity-wiped-out-animals-since-1970-major-rep ort-finds
Explanation:
there are spaces cuz i cant post a link so ull have to take out the spaces
