EESA06H3 Chapter Notes - Chapter 15,16,20: Intermontane Belt, Laurasia, Parent Material
8 Sep 2016
School
Department
Course
Professor
Document Summary
Groundwater can form caves, sinkholes and petrified wood. Can appear as hot springs and geysers. 97. 2 ocean, 2. 15 glaciers and ice, . 61 groundwater, . 009 fresh lakes, . 008 saline. Lakes, . 005 soil moisture, . 001 atmosphere, . 0001 rivers. Groundwater: water that lies beneath the ground surface, filling pore space between grains in bodies of sediment and classic sedimentary rock, and filling cracks and crevices in all types of rocks. 30% of canada relies on groundwater for domestic use. Porosity: percentage of rock or sediment that consists of voids or openings, is a measure of a rock"s ability to hold water. Permeability: capacity of a rock to transmit a fluid such as water or petroleum through pores and fractures. A rock that holds much water is porous. A rock that allows water to flow easily is permeable. Impermeable rock is one that does not allow water to flow easily. Sedimentary pores tend to be closed with depth.
