NCERT Book Class 6 Science Chapter 2 Sorting Materials into Groups

2 Sorting Materials into Groups
2.1 OBJECTS AROUND US
We have seen that our food and clothes Let us say, we wish to make a group
have so much variety in them. Not just of objects that are made of plastics.
food and clothes, there is such a vast Buckets, lunch boxes, toys, water
variety of objects everywhere. We see containers, pipes and many such
around us, a chair, a bullock cart, a objects, may find a place in this group.
cycle, cooking utensils, books, clothes, There are so many ways to group objects!
toys, water, stones and many other In the above examples we have grouped
objects. All these objects have different objects on the basis of their shape or the
shapes, colours and uses (Fig. 2.1). materials they are made from.
Look around and identify objects All objects around us are made of one
that are round in shape. Our list may or more materials. These materials may
include a rubber ball, a football and a be glass, metal, plastics, wood, cotton,
glass marble. If we include objects that paper, mud or soil. Can you think of
are nearly round, our list could also more examples of materials?
include objects like apples, oranges, and
Activity 1
an earthen pitcher (gharha).
Let us collect as many objects as
possible, from around us. Each of us
could get some everyday objects from
home and we could also collect some
objects from the classroom or from
outside the school. What will we have
in our collection? Chalk, pencil,
notebook, rubber, duster, a hammer,
nail, soap, spoke of a wheel, bat,
matchbox, salt, potato. We can also list
objects that we can think of, but, cannot
bring to the classroom. For example,
wall, trees, doors, tractor, road.
Separate all objects from this
collection that are made from paper or
Fig. 2.1 Objects around us wood. This way we have divided all objects