1.- INTRODUCTION

Electricity is very useful in our daily life. We use so many devices that need this type of energy. In this video, the basic contents of electricity are shown and also the basic of circuits.




ACTIVITIES

1.- Do a table with the most important electrical magnitude, its symbol, its units and its unit symbol.

2.- Draw a circuit with 2 bulbs in serie and in paralle. Analyze the differences.

3.- Can you conect 2 batteries in paralle?. Why?

4.- How must you conect 2 batteries in serie? Why?

5.- If you have a battery of 5V and a lamp with a resistance of 1 K, 

a) Draw the circuit
b) Calculate the current