9th Physics KPK Course
Chapter No :1 Quantities and Measurements Important Terminologies and Definitions: · Science : The word science comes from the Latin "scientia," meaning knowledge. The branch of Knowledge in which The intellectual and practical activity encompassing the systematic study of the structure and behavior of the physical and natural world through observation and experiment. Simple Definition of science. : Knowledge about or study of the natural world based on facts learned through experiments and observation. : A particular area of scientific study (such as biology, physics, or chemistry): a particular branch of science. · Matter: Matter is the any thing around us that have volume(occupy space ) weight and can be since by our five since There are five known phases, or states, of matter : · Solids : In a solid, particles are packed tightly together so they are unable to move about very much. ·