To understand electricity we need to understand the concept of electric charge first. Let us understand this concept using this example.

Methodology

When two dry substances of different types are rubbed together and are then separated , each substances acquires property of attracting light pieces of paper , dry leaves, straw etc. The substances being rubbed acquire something which give them this property. That something is called Fractional Electricity. The substances are said to have become charged after acquiring or loosing electric charge.