Prepared byPrepared by * Mrs.Pushpa Kurian * Mrs.Pushpa Kurian

*K.V.Trimulgherry *K.V.Trimulgherry

EVS STANDARD-IIIEVS STANDARD-III

STORY OF THE WHEELSTORY OF THE WHEEL

To know the history of the wheelTo know the history of the wheel To know the significance of the wheel in To know the significance of the wheel in

view of the advancements in the means of view of the advancements in the means of transport over the years transport over the years

The vehicles moving on the land and those The vehicles moving on the land and those flying in the air have one thing in common flying in the air have one thing in common what is it?what is it?

It is the wheelIt is the wheel

The wheel that we see today was not like The wheel that we see today was not like what we see now a days………what we see now a days………

There is a story as to how the wheel has There is a story as to how the wheel has taken its present shape.taken its present shape.

In olden days man used to go only by foot, In olden days man used to go only by foot, used to carry by himself, or used animals, used to carry by himself, or used animals, some times he used to roll heave things on some times he used to roll heave things on the ground the ground

He found that heavy trunks could roll even He found that heavy trunks could roll even by slightest push.by slightest push.

He then connected two round pieces of the He then connected two round pieces of the tree trunk and made a cart.tree trunk and made a cart.

He then used same size of round trunk and He then used same size of round trunk and thus the cart began to move easily.thus the cart began to move easily.

As time passed man kept changing the As time passed man kept changing the shapes of the wheel.shapes of the wheel.

STANDARD- IVSTANDARD- IVMATHEMASTICSMATHEMASTICS