{"id":6768,"date":"2026-04-02T05:15:31","date_gmt":"2026-04-01T23:45:31","guid":{"rendered":"https:\/\/enlightify.org\/?p=6768"},"modified":"2026-06-13T17:42:44","modified_gmt":"2026-06-13T12:12:44","slug":"mass-and-weight","status":"publish","type":"post","link":"https:\/\/enlightify.org\/hi\/mass-and-weight\/","title":{"rendered":"Mass and Weight"},"content":{"rendered":"
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Mass and Weight<\/h1>\n\n

Introduction<\/h2>\n

\nIn everyday life, we often use the terms mass and weight as if they are the same. However, in physics, they are different quantities. Understanding the difference between mass and weight is very important.\n<\/p>\n\n

Mass<\/h2>\n

\nMass is the quantity of matter contained in a body.\n<\/p>\n\n

\nIt is a scalar quantity and does not depend on location.\n<\/p>\n\n

\nThe SI unit of mass is kilogram (kg).\n<\/p>\n\n

Weight<\/h2>\n

\nWeight is the gravitational force acting on a body due to the Earth.\n<\/p>\n\n

\nIt is a vector quantity and always acts towards the center of the Earth.\n<\/p>\n\n

\nWeight is given by:\n<\/p>\n\n

\nW\u20d7<\/strong> = m \u00d7 g\u20d7<\/strong>\n<\/p>\n\n

\nHere, W\u20d7<\/strong> is weight, m is mass, and g\u20d7<\/strong> is acceleration due to gravity.\n<\/p>\n\n

Explanation<\/h2>\n

\nMass remains constant everywhere because it does not depend on gravity. But weight depends on the value of g\u20d7<\/strong>, which can change from place to place.\n<\/p>\n\n

    \n
  • Mass of a body is the same on Earth, Moon, or in space.<\/li>\n
  • Weight of a body changes depending on gravitational acceleration.<\/li>\n<\/ul>\n\n

    \nFor example, on the Moon, the value of g\u20d7<\/strong> is smaller than on Earth, so weight becomes less.\n<\/p>\n\n

    Relation Between Mass and Weight<\/h2>\n

    \nWeight is directly proportional to mass:\n<\/p>\n\n

    \nW\u20d7<\/strong> = m \u00d7 g\u20d7<\/strong>\n<\/p>\n\n

    \nIf mass increases, weight also increases.\n<\/p>\n\n

    Difference Between Mass and Weight<\/h2>\n
      \n
    • Mass is the amount of matter in a body, while weight is the force acting on it.<\/li>\n
    • Mass is a scalar quantity, while weight is a vector quantity.<\/li>\n
    • Mass remains constant everywhere, while weight changes with location.<\/li>\n
    • Unit of mass is kilogram (kg), while unit of weight is newton (N).<\/li>\n<\/ul>\n\n

      Examples from Daily Life<\/h2>\n
        \n
      • An astronaut has the same mass on Earth and Moon but less weight on the Moon.<\/li>\n
      • A weighing machine measures weight but is calibrated to show mass.<\/li>\n
      • A body in free fall feels weightless because no normal force acts on it.<\/li>\n<\/ul>\n\n

        Illustration<\/h2>\n
        \n \n\n \n \n Earth<\/text>\n\n \n \n\n \n \n W\u20d7<\/text>\n\n \n \n \n \n <\/marker>\n <\/defs>\n <\/svg>\n<\/div>\n\n

        \nThe weight W\u20d7<\/strong>acts vertically downward towards the center of the Earth.\n<\/p>\n\n

        Important Points<\/h2>\n
          \n
        • Mass is constant everywhere.<\/li>\n
        • Weight depends on gravitational acceleration.<\/li>\n
        • W\u20d7<\/strong> = m \u00d7 g\u20d7<\/strong><\/li>\n
        • Weight is always directed towards the center of Earth.<\/li>\n<\/ul>\n\n

          Conclusion<\/h2>\n

          \nMass and weight are different physical quantities. Mass tells us how much matter a body has, while weight tells us the force acting on it due to gravity. Understanding this difference is important in physics.\n<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"

          Mass and Weight Introduction In everyday life, we often use the terms mass and weight as if they are the same. However, in physics, they are different quantities. Understanding the difference between mass and weight is very important. Mass Mass is the quantity of matter contained in a body. It is a scalar quantity and […]<\/p>\n","protected":false},"author":10,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[98],"tags":[],"class_list":["post-6768","post","type-post","status-publish","format-standard","hentry","category-physics"],"_links":{"self":[{"href":"https:\/\/enlightify.org\/hi\/wp-json\/wp\/v2\/posts\/6768","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/enlightify.org\/hi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/enlightify.org\/hi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/enlightify.org\/hi\/wp-json\/wp\/v2\/users\/10"}],"replies":[{"embeddable":true,"href":"https:\/\/enlightify.org\/hi\/wp-json\/wp\/v2\/comments?post=6768"}],"version-history":[{"count":1,"href":"https:\/\/enlightify.org\/hi\/wp-json\/wp\/v2\/posts\/6768\/revisions"}],"predecessor-version":[{"id":7578,"href":"https:\/\/enlightify.org\/hi\/wp-json\/wp\/v2\/posts\/6768\/revisions\/7578"}],"wp:attachment":[{"href":"https:\/\/enlightify.org\/hi\/wp-json\/wp\/v2\/media?parent=6768"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/enlightify.org\/hi\/wp-json\/wp\/v2\/categories?post=6768"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/enlightify.org\/hi\/wp-json\/wp\/v2\/tags?post=6768"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}