PERPUSTAKAAN AWAM LABUAN
A system is a whole consisting of parts that work together to perform a function(s). There are natural systems as well as man-made systems. Examples of systems in nature are the digestive and respirat ...
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There are many types of living and non-living things in the world. Man seeks to categorize this great variety of living and non-living things better understand the world in which he lives. There are ...
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Energy makes changes and movement possible in everyday life. Man uses various forms of energy for many different purposes. Man is not the only animal that needs energy, all living things obtain energ ...
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