CHAPTER ONE - NCERT
WHAT IS PHYSICS ?Humans have always been curious about the world aroundthem. The night sky with its bright celestial objects hasfascinated humans since time immemorial. The regularrepetitions of the day and night, the annual cycle of seasons,the eclipses, the tides, the volcanoes, the rainbow have alwaysbeen a source of wonder. The world has an astonishing varietyof materials and a bewildering diversity of life and inquiring and imaginative human mind has respondedto the wonder and awe of nature in different ways. One kindof response from the earliest times has been to observe thephysical environment carefully, look for any meaningfulpatterns and relations in natural phenomena, and build anduse new tools to interact with nature.
unlock the secrets of nature, to verify or refute theories, is thrilling. Applied physics is equally demanding. Application and exploitation of physical laws to make useful devices is the most interesting and exciting part and requires great ingenuity and persistence of effort.
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