Complete the following paragraph using words from the word b…

Complete the following paragraph using words from the word bank below: Nicholas Steno observed that sediments are deposited in flat, horizontal layers according to his Law of [1]. He also noted that rock layers extend laterally in continuous sheets, known as the Law of [2]. Most importantly, his Law of [3] states that in undisturbed sequences, younger layers are found on [4] of older layers.