3rd term NATURAL SCIENCE Machines

  

All about structures and machines.



STRUCTURE


This is a group of elements that can support weight or load and protect objects and machines.


Can we consider our skeleton as a structure? YES, we can.


Our skeleton supports weight and protects our internal organs.




Most structures have the following elements:


GIRDER        PILLARS        LOAD






SIMPLE MACHINES



Simple machines make our lives easier by helping us with our workload. We will describe and give examples of the six types of simple machines.





Match each object with its simple machine.


        axe                well              clothes peg          slide                   bicycle              





SCREW         LEVER        INCLINED PLANE        WEDGE        WHEEL        PULLEY    





    QUIZ TIME!!!











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