The idea of says that rock layers at the bottom of a body of rock are older than layers at the top. continued Say It Share Experiences Have you ever been to a place where you could see many rock layers stacked up? THE GEOLOGIC COLUMN The idea of superposition only applies to rock layers that have not been changed after they formed. Forces from inside the Earth and processes on the Earth s surface can affect rock layers.
Layers of rock are similar to your stack of newspapers.
From top to bottom: Rounded tan domes of the Navajo Sandstone, layered red Kayenta Formation, cliff-forming, vertically jointed, red Wingate Sandstone, slope-forming, purplish Chinle Formation, layered, lighter-red Moenkopi Formation, and white, layered Cutler Formation sandstone.
Photo from Glen Canyon National Recreation Area, Utah.
Recent research by a team of creation scientists known as the RATE (arth) group has demonstrated the unreliability of radiometric dating techniques.
Even the use of isochron dating, which is supposed to eliminate some initial condition assumptions, produces dates that are not reliable.