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Double Tap                                                      Century   #Critical Thinking
                                                                                         21 st
                                                                                         Skills
                     Look at the pictures. Write H for human-made and N for natural things in the
                     box below each picture.

















                    MACHINE


              There are many human-made things that help us do our work easily and quickly. They
              save our time. Such things are called machines. For example:














                      Refrigerator keeps food          Washing machine washes              Vacuum cleaner
                       cool and fresh. It also        and cleans our dirty clothes.         cleans a room.
                            gives us ice.








                          Sharpener sharpens               Air conditioner (AC)            Sewing machine
                                a pencil.                 keeps the room cool.           stitches our clothes.


                                 Factbot


                          Some machines work automatically, while some need manual work.






                                Imagine, a machine that doesn’t exist yet. Draw it and write any one of

                                its use.





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