Nerd Knowledge: How do battery chargers work?

Nerd Knowledge: How do battery chargers work?

Before we learn what makes a battery charger work, let’s examine how a battery functions. A battery is a self-contained power source that stores chemical energy and converts it into electrical energy; this process is known as electrochemistry. The basic unit of a battery is an electrochemical cell. Typically a cell produces 1.5 volts, therefore…

Nerd Knowledge: Lakes and ponds ecosystems explained

Simply put, an ecosystem is a community or group of living organisms that live in and interact with each other in a specific environment. The difference between ponds and lakes is somewhat unclear, but generally speaking, lakes are normally much deeper than ponds and have a larger surface area. All the water in a pond…