HomeScience Question Why can hand span and arm length not be used as standard units of length? Share FacebookTwitterWhatsAppTelegram Answer because these vary from person to person. Related questions Why do we need standard unit for measurement? view ansewr How can a measured length be expressed? view ansewr Define the term standard unit. view ansewr Define rest and motion. view ansewr State two precautions to be observed while measuring length with the help of a metre scale. view ansewr Name the types of motion in which a body moves along a straight path view ansewr Give an example of circular motion. view ansewr Give one example of linear motion. view ansewr Name the measuring device which can be used for measuring the girth of a tree. view ansewr How many centimetres are there in 1 m? view ansewr Categories ScienceEnglishGeographyBooksPlants and NatureCountries and StatesAnimals and WildlifeCapitals and CitiesLifeTechnologySports and GamesComputer and InternetEntertainmentArts and CultureCompetitive ExamsMovies and TV SeriesPoliticsWorld HistoryIndian HistoryMathematics
