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Managing Wholes: Water Cycle Basics
A great slideshow that compares an effective water cycle with an ineffective one. Content can be read in five different languages.
Idaho State University
Idaho State University: Flow Nets [Pdf]
Studying groundwater? Investigate this water table and graphs featuring flow nets and groundwater flow provided by ISU.
US Environmental Protection Agency
Epa: The Water Cycle [Pdf]
An illustrated diagram of the water cycle that students can use for study.
Curated OER
The Water Table
This site briefly describes the groundwater system and the relationship of the system with the water table. A diagram is provided also.
Curated OER
Eternal Egypt: Alabaster Offering Table
Most offering tables were cut in a rectangular shape, but this one is circular. The lower part of the table is carved with the traditional Hetep hieroglyphic sign, which means "offering." The upper surface is carved with vessels and...
Curated OER
Eternal Egypt: Meroitic Offering Table
The offering table is stylistically dated to the Meroitic Period. The center of the table has four round bread rolls arranged symmetrically in two rows. Between the rows of rolls, water is shown pouring out from a tall jar on a stand.
Curated OER
Eternal Egypt: Offering Table of Sennedjem
The rectangular offering table with gifts of food and drink carved on its surface was found in Sennedjem's tomb. Two basins for water or other liquids are depicted on top of the table with a broad space between them for solid offerings.
Curated OER
Eternal Egypt: Rectangular Offering Table
Offering tables were intended for food presentation but also had channels to allow water to be poured over them and to be collected.
Curated OER
Water Tables Are Dropping
China has a population of over one billion people and is a huge energy consumer. No examination of global warming would be complete without looking at China's contribution to the problem, its burgeoning awareness of this and its efforts...
Curated OER
Aquarius the Water Bearer
The Learning Network surveys several constellations and the twelve constellations that comprise the Zodiac. Features include star tables and symbols.
Curated OER
Eternal Egypt: Limestone Stela of Iry
The stela shows a minor official named Iry presenting incense and water to the crocodile-headed god Sobek, while standing before an offering table heaped with bread and meat.