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SAI INTERNATIONAL SCHOOL


                                                       CLASS-IV

                                                  SUBJECT - SCIENCE


                                     CHAPTER 6-SOLIDS, LIQUIDS AND GASES

                                                 SUB TOPIC- CHANGE IN STATE OF MATTER

               Objective Questions:


               1. Give one-word answer:

                   a)  Substance which is dissolved in solvent to form a solution -
                   b)  Substance in which solute is dissolved  -
                   c)  It obtained after dissolving solute in solvent -

                   d)  The process of change of ice to water on heating -
                   e)  The process of change of water into ice on cooling -

               2. Choose the correct option:

               A. How can you change the state of matter?


                          a)  Heating
                          b)  Cooling
                          c)  Both a and b

                          d)  None of the above

               B. Which will not change its state on heating?

                           a)  Ice
                           b)  Water vapour

                           c)  Milk
                           d)  Water



               Subjective Questions:

                   1.  “Gases have no fixed volume”. Explain this statement with suitable
                       reasons.
                   2.  The smell of an incense stick when lighted spreads quickly from one

                       room to another. Explain how it happens.
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