A straightforward reading of the Bible shows that the earth was created in six days about 6,000 years ago. Radiometric dating uses ratios of isotopes in rocks to infer the age of the rock. Scientists use a mix of observational data and assumptions about the past to determine the radiometric age of a rock.
Definition of ratify for English Language Learners. : to make (a treaty, agreement, etc.) official by signing it or voting for it.
To become an operative part of the Constitution, an amendment, whether proposed by Congress or a national constitutional convention, must be ratified by either: 1  The legislatures of three-fourths (at present 38) of the states; or.  State ratifying conventions in three-fourths (at present 38) of the states.