# Basic Electricity Fundamentals

Basic Electricity Fundamentals for Off-Grid Power Systems

## 7. What Is Watt-Hour & Amp-Hour? (Easy, Simple Definition)

Contents: What Is Watt-Hour & Amp-Hour? Watts Voltage: Volts Electrical Current: Amps or (A) Power Watt-Hour (Wh) Amp-Hour (Ah) Prerequisite Before you can understand what a watt-hour is, please make sure you read my very short, easy-to-read article: What Is an Electric Circuit? Then, come back to EASILY understand the bare-bone basics about watts. Watts … Read more

## 6. Watts: Simple Definition (Simplest, Most Basic Meaning & Brief Explanation of Wattage, A Unit of Power)

How much power does an appliance use? The answer is in watts.

But what exactly is a watt?

In this post, I explain the simple definition of watts. …Read this guide!

## 5. The Difference Between AC and DC Power (A Look at Electricity From Alternating Current vs Direct Current)

In this post, we’ll learn about the basic differences between AC and DC power.

For example, AC is the kind of power that comes from the outlets in your home, while DC is the kind of power that comes from batteries.

Read this post to learn more!

## 4. Resistance: Simple Definition (Simplified, Brief, Most Basic Meaning & Easy Explanation of Electrical Resistance)

What is electrical resistance?

It’s a measure of how difficult it is for electricity to flow through a material. The higher the resistance, the more difficulty electricity has flowing.

In this post, I’ll go over a simple definition of electrical resistance and why it’s important.

Read the post to learn more! …Read this guide!

## 3. Voltage: Simple Definition (Simplest, Most Basic Meaning & Brief Explanation of Voltage & Potential Difference + Volts Defined)

Voltage is a critical concept in electricity, and this post provides a simple definition that everyone can understand.

Read to learn what voltage is, how it’s measured, and its real-world applications. …Read this guide!

## 2. Electric Current: Simple Definition (Simplest, Most Basic Meaning & Explanation of Electric Currents)

Electric current is the flow of electrons through a conductor.

This post defines electric current, and explains how it works.

Read now to learn more about this important concept. …Read this guide!

## 1. Circuit Simple Definition (Simplest, Most Basic Meaning & Explanation of an Electric Circuit)

An electric circuit is a complete path through which electricity can flow.

In this post, you’ll learn the very basics of how electric circuits work.

Read the post to find out more! …Read this guide!