The most popular air pollution is cars with the gas
I could help u, can u tell me the question in a more organized manner, because that didn’t quite make any sense
Answer:
The green growing on the penny of copper and the rust forming on the nail of iron are chemical changes.
Boiling away salt water, scraping iron filings from a mixture of sand with a magnet, and breaking a rock with a hammer, are physical changes.
Extracting iron filings from a mixture of sand with a magnet is absolutely no change. That's merely separating items that got mixed up.
As people studied ancient text, they learn the original language of greek, latin, and hebrew.
This led to a better understanding of the real original biblical text that led to the church reform
hope this helps