Page 1 - 3-Home Asignment-Common Causes of Physical and Chemical Changes
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SAI INTERNATIONAL SCHOOL
                                                      Class - VI
                                               Subject - Chemistry
                                          Topic – Changes Around Us
               Sub-Topic – Common Causes of Physical and Chemical Change

                                                Home Assignment

               Objective Questions/MCQs:-

         1.    Rohan tore a sheet of paper into pieces and then burnt them. Identify the
               irreversible change taking place in the process.

                          a)  Tearing the sheets into pieces.
                          b)  Burning the paper pieces.
                          c)  Both tearing and burning of paper.
                          d)  Restoring ash into a paper.

         2.    Which of the following does not involve absorption of heat?
                          a)  Melting.
                          b)  Freezing.
                          c)  Evaporation.

                          d)  Boiling.

         3.    Why is the rusting of iron termed as a chemical change?
                          a)  It is a temporary change.
                          b)  It can be cleaned and the original substance can be recovered.
                          c)  It is a slow reaction.
                          d)  A new substance is formed.

         4.    Which of the following is a natural, non-periodic change?
                          a)  The heartbeat of a human being

                          b)  Low and High tides
                          c)  Volcanic eruptions
                          d)  Sunrise and sunset

         5.    Find the odd one out:
                          a)  Formation of ash from paper
                          b)  Breaking of glass
                          c)  Cutting of nails

                          d)  Tearing of paper











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