Electric Cell

Why mother do not let me open the refrigerator door for a long time?

Name the metal that acts as a negative terminal in a dry cell. 
(Choose one of the following: Zinc/ Carbon).

When two or more cells are joined together, such that the negative terminal of the first cell is joined to the positive terminal of the second cell and so on, the combination of cells is called a _____.

Carelessness in handling electricity and _____ can cause severe injuries and sometimes even death.

Dry cell is a source of which type of energy?

Name the scientist who discovered cell.
(Andre-Marie Ampere/Alessandro Volta)

What is common to the household things shown in the following pictures?

The device that produces a small amount of electric current:

What happens when the chemicals inside a dry cell run out?

In a dry cell, the end with the metal cap is the _____ terminal.

A torch cell has two terminals.

A cell has two terminals.

A cell is used to generate _____.

What is an electric cell? Name the two terminals of an electric cell.

Secondary cells are used in.

The energy stored in cells is called _____ (Mechanical/chemical) energy.

Think for a moment, the world without electricity. There will be no bulb, tube, computer, TV, AC, Refrigerator, fan, cooler, heater, mobile and many more. The list is endless. It is difficult even to imagine modern life without electricity. Electricity has become an integral part of our life. The electricity for homes, offices, factories, industries, etc. is generated at electric power plants. Besides a boon, electricity can be dangerous if handled carelessly. Accidents, fires and injuries can occur unalarmingly. Therefore, extreme caution is required to avoid any mis-happening. We should use all the safety precautions recommended for electric connections and devices.

Where is the electricity produced?  

Think for a moment, the world without electricity. There will be no bulb, tube, computer, TV, AC, Refrigerator, fan, cooler, heater, mobile and many more. The list is endless. It is difficult even to imagine modern life without electricity. Electricity has become an integral part of our life. The electricity for homes, offices, factories, industries, etc. is generated at electric power plants. Besides a boon, electricity can be dangerous if handled carelessly. Accidents, fires and injuries can occur unalarmingly. Therefore, extreme caution is required to avoid any mis-happening. We should use all the safety precautions recommended for electric connections and devices.

Name some electrical devices? 

List three things that get their energy from electricity.

The metal disc is the _____ terminal of an electric cell.