Answer:
Groundwater comes from rain and snow that seeps into the ground. ... Water is pumped, both from groundwater or surface water sources, into pipes or tanks. The pipes eventually lead to our homes, schools, businesses, and any place where you can turn on the tap and drink water. Most people in the U.S
Explanation:
I got this from the internet
Uniformitarianism
fossils
radioactive decay
48 million
after
The youngest age of the shale is 910 ka. According to the principle of inclusions, the shale formed before the tephra, so the tephra must be younger than 910 ka.
