Batteries: Powering Devices with Chemical Energy

The video tutorial explains the function and importance of batteries, detailing their components such as the anode, cathode, and electrolyte. It describes how chemical reactions within a battery create an electrical flow, and how closed circuits enable power supply. The tutorial also highlights the necessity of using dissimilar materials for effective current flow.

Describe the function of the electrolyte in a battery.

How does a closed circuit allow electrons to flow and power devices?