# Monthly Archive: September 2020

## FIBRE AND FABRIC

Summary The thin strands of thread that we see, are made up of still thinner strands called fibres. Fabrics are made up of yarns and yarns are further made up of fibres. Where do...

Summary of addition Solved exercise of addition Summary Addition is bringing two or more numbers (or things) together to make a new total. Addition of 5 digit number without carrying Example Find the sum of...

## HEAT AND TEMPERATURE

Summary of heat and temperature Solved exercise of heat and temperature Summary Heat: The sum of kinetic energy of all the molecules in a matter. As heat is a form of energy, the unit...

## FORCE

Summary of force Summary We often use the word force in our daily life. In science, the push or pull on an object is called force. Example: The push exerted by a broom moves...

## Numbers

Summary of numbers Solved exercise of number Summary A number is a mathematical object used to count, measure, and label.  Examples are the natural numbers 1, 2, 3, 4 etc. 4 Digit Number There are four...

## Food: Where Does it Come From?

Summary of food where does it come from Solved exercise of food Food Summary Food provides us energy which helps in growth and development. Food Variety Food variety represents one of the powerful ways...

## PERIMETER AND AREA OF SIMPLE GEOMETRICAL FIGURE

Summary of perimeter and area of simple geometrical figure Solved exercise of perimeter and area of simple geometrical figure Summary The sum of length of all the sides of a geometrical figure is called...