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Types of GIS Output

You know that your GIS (geographic information system) provides maps — that's its basic function and probably the reason you bought it. But a GIS offers more than maps, and the following list includes [more…]

What You Can Do with GIS


Grid-Based GIS Map Functions

If your GIS (geographic information system) is grid-based, you have access to some cool, algebra-based functions. The following table shows the functions, where they work, and what you can do with each [more…]

GIS Map Characteristics to Keep in Mind


GIS For Dummies Cheat Sheet

A GIS (geographical information system) is a fun and functional piece of equipment that offers maps, and so much more! You can analyze terrain and compare maps, keeping in mind the fact that the map you [more…]

Key Weather Words Defined


Types of Cloud


Weather For Dummies Cheat Sheet


Symbols Used in Electronics Projects Schematics


Safe Soldering Checklist


Types of Switches Used in Electronics Projects

A switch seems simple enough: You flick it one way to go on and the other way to go off. With an electronic project however, understanding how different types of switches operate helps you decide which [more…]

Electronics Projects For Dummies Cheat Sheet

Electronics projects often start with schematics that tell you what type of electronics to use where. Getting familiar with the symbols used in schematics takes you from “what the heck does this mean?” [more…]

Anatomical Body Cavities

Medical shows and crime shows have made body cavities all too familiar, and anatomically speaking, these spaces are very important, providing housing and protection for vital organs. The following list [more…]

Anatomic Organ Systems

If you’re talking anatomy and physiology, you’re talking about the human body and its organs. The 11 systems in the following list provide the means for every human activity from breathing to eating to [more…]

Describing the Anatomic Position

To describe or talk about human anatomy, you need to start from an agreed-upon view of the human body. The anatomic position for the human form is the figure standing upright, eyes looking forward, upper [more…]

Anatomic Terms

When you’re talking anatomy in a scientific way, everyday words such as front, back, side, above, and below just aren’t precise enough. Instead you use the anatomic terms in the following list: [more…]

Anatomical Planes of the Body

You may not think about the planes of your body much, but you have them nonetheless, and if you’re talking anatomy, knowing the names of the planes comes in handy. [more…]

Anatomy & Physiology For Dummies Cheat Sheet

The human body is a beautiful and efficient system well worth study. In order to study and talk about anatomy and physiology, you need to be familiar with standard anatomic positions and anatomic terms [more…]

Chemical Bonding Basics

In bonding, atoms lose, gain, or share electrons in order to have the same number of electrons as the noble gas that's nearest on the periodic table. Ionic, covalent, and metallic bonds are formed by combinations [more…]

Chemistry Concepts: Energy Levels and Orbitals

A lot of chemistry is explained by the sharing and trading of electrons between atoms. Understanding how electrons are arranged in an atom is a building block of Chem I. [more…]

Digging the Mole Concept in Chemistry

The mole (abbreviate mol and sometimes called Avogadro's number) is a conversion number that allows a chemist or chemistry student to move from the microscopic world of atoms, ions, and molecules to the [more…]

Identifying Isotopes through Representations


Common Measurement Conversions for Chemistry


The Basic Chemistry of Acids and Bases


The Combined Gas Law and Ideal Gas Law


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