Answer:
Burning Paper
Explanation:
This is a chemical reaction, because new substances are formed
I’m confused but I will answer that small snippet of a question, and it is that nobody knows how many black holes are in space but scientist have estimated that there are 10 million to a billion black holes
Answer:
4N
Explanation:
a = (7-3)/5 = 0.8m/s^2
F = ma = (5)(0.8) = 4 Newtons