Grade-3 Science, Term-2, Chapter-2 Solids, Liquids and Gases


Chapter - 2
Topic:  Solids, Liquids  and Gases

Choose the correct answer:
     1.    A matter can be
a.    Solid
b.   Liquid
c.    Gas
d.   All the above (✓)
     2.    Which of the following statements is incorrect about solids:
a.    Solids have a fixed shape and size
b.   Solids can flow (✓)
c.    Solids occupy space
d.   Solids have weight
     3.    Which of the following statement is correct about liquids
a.    Liquids have fixed shape
b.   Liquids have fixed size
c.    Liquids are found in living matter only
d.   Liquids take the shape of the container they are poured in (✓)
     4.    Which of the following is not a matter?
a.    Air that we breathe in
b.   Water we drink
c.    Road that we walk on 
d.   Light and heat (✓)

Fill in the blanks with suitable word: 
(shape, weight, flow, occupies space, matter, size)
     1.    Matter is anything that has weight and occupies space.
     2.    Liquids can flow and can be poured.
     3.    Gases have neither shape nor size.
     4.    Sun and moon are also made of matter. 

 State whether the following statements are true or false:
    1.    Matter includes both living and nonliving things. True
    2.    Matter cannot be invisible. False
    3.    Light and heat are matter. False
    4.    Gases fill all the available space. True

 Classify the following as solid liquid or gas:
 Water,  air,  milk,  pen,  pencil, juice,  oxygen, chair, water vapour, utensils, oil, clothes

Solid
Liquid
Gase
pen
water
air
pencil
milk
oxygen
chair
juice
Water vapour
utensils
oil
clothes

Answer these questions:
         Q1.     What is matter?
Ans-  Anything that has weight and occupies space is a matter. For example - table, chair, fruit juice etc.

        Q2.     What are different states of matter?
Ans- There are three states of matter:
a.    Solid
b.    Liquid
c.     Gas

       Q3.     Comment on the shape of solids and liquids.
Ans-  Shape of solids is fixed.
     Shape of liquids keep changing according to the shape of the container      they are poured in.

      Q4.     Give two examples of liquid that flow:
Ans- Two examples of liquid that flow are:
                                         i.    Water
                                        ii.    Milk 
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