The half-life of carbon-14 is 5730 years. Radiocarbon dating can not be used to estimate the age of objects up to about 50,000 or 60,000 years old. Question 2 options:
True
False

False

Explanation:

it can be used to date stuff up to about 50000 years, so i'd say that its halfly false, so false is correct :)

sulfur dioxide

explanation: acid rain is caused by a chemical reaction that begins when compounds like sulfur dioxide and nitrogen oxides are released into the air. these substances can rise very high into the atmosphere, where they mix and react with water, oxygen, and other chemicals to form more acidic pollutants, known as acid rain.

they dont have any evidence