1.1 Introduction

Energy and Society

When thinking about energy the following questions may come to your mind:

> What is energy?
> How do we measure it?
> Where is it coming from?
> Do we have enough?
> What is the impact of energy use?

Energy is the life blood of any modern society. Energy is used in every walk of life. Without it, modern life would almost come to a standstill. From the moment of waking up in the morning by an alarm clock, we use energy for almost everything we do.

Some of the many ways in which energy is used.