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Science Y1 – Energy and movement – week 1


                                               PUSHES AND PULLS
              Truth to Teach (Source)
                        To introduce the concept of a force as either a push or a pull on something.

             You need:     a trolley
                           a ball and a bat

                           pictures of people exerting a force on things
                           squeeze and squash board-game, and dice
                           Playdough

                           straws and dried peas

              Way to Work (Means)

              1.   Bring in the television trolley.  If I want the trolley to move, I can’t say Move!”
                   and see it happen. God could.

                                 How can it be moved?
                                 Allow children to demonstrate.

               2.  A push or a pull is needed to start an object moving.   We call this push or
                   pull a force.  As we will find out forces are at work everywhere in our everyday
                   lives.  God planned things this way.

              3.  Pick up the bat and ball.
                   How can we make the ball move along the ground?

                   What kind of force will a hitting force be?  A pushing force or a pulling force?


              4.  Show pictures of forces being applied.  Include examples where the force is
                   that of the wind or water as well as those applied by people.  Have the
                   children identify whether the force is a push or a pull.  We may use
                   different  words, e.g. squeeze or squash, but it is really a push.

              5.  Recap.  Tell me in your own words what a force is.  A force is needed to get

                  something moving.


              6.  Go over the worksheet, and let children get started.
                  Have some children play “Squeeze and Squash”, while others attempt to push  a
                  dried pea over a distance by blowing through a straw.  Can they move the  pea
                  over the same distance using a pulling force instead of a pushing force?
                  Move the children around as appropriate.

              Learning for Life (Fulfilment)

              The children will begin to understand the concept of a force as a push or a pull. They  should
              be  more  aware  of  forces  in  daily  life  and  know  that,  even  though  forces  are  invisible,
              God created them.
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