Monday 21 November 2011

Tuesday 15 November 2011

Movement


                     If you stand by a busy road, you will notice vehicles and people moving or walking.And why do vehicles like bicycles, motorcycles, cars, lorries and buses
Move at different speed?

                                                                                      
                                                                 




A fast moving vehicle takes a shorter time to reach its destination
A slower moving vehicle will take a longer time to travel the same distance

Mighty Microbes (Part 1)


                                 Fish is no longer fresh when the flesh changed  texture.It is on longer firm when pressed with a finger.It also has an unpleasant smell.

                       



                             












          We are blessed with many varieties of food.However, our food may be infected with microorganism. Microorganism such as fungi and bacteria can cause food to spoil.
The fruit above have been affected
by moulds.They become mouldy and
change colour.