9. how did scientists determine the age of the earth?\nradiation of elements\nabsolute dating\nrelative…

9. how did scientists determine the age of the earth?\nradiation of elements\nabsolute dating\nrelative dating\nfossils
Answer
Brief Explanations:
Scientists use the radioactive decay of elements (radiometric dating, a form of absolute dating) to determine the age of the Earth. Relative dating and fossils help with the age - order of geological events but not the absolute age of the Earth.
Answer:
radiation of elements