{"id":3332,"date":"2022-09-23T17:00:35","date_gmt":"2022-09-23T15:00:35","guid":{"rendered":"https:\/\/pioneers.nu\/sin-categorizar\/cuantos-ml-hay-en-un-litro\/"},"modified":"2023-01-24T18:58:22","modified_gmt":"2023-01-24T17:58:22","slug":"cuantos-ml-hay-en-un-litro","status":"publish","type":"post","link":"https:\/\/pioneers.nu\/es\/blog-es\/cuantos-ml-hay-en-un-litro\/","title":{"rendered":"\u00bfCu\u00e1ntos ml hay en un litro?"},"content":{"rendered":"\n<p>Un profesor de qu\u00edmica tiene una clase y primero quiere averiguar los conocimientos previos de los alumnos sobre las medidas de volumen y peso. Comienza explicando que, en los laboratorios de qu\u00edmica, los alumnos deben ser capaces de mezclar distintos l\u00edquidos en proporciones exactas. Por eso pregunta si alguien puede decir cu\u00e1nto cuesta un litro. Eso es tanto como en un cart\u00f3n de leche, dice un estudiante. Bien, \u00bfcu\u00e1nto l\u00edquido hay en el envase expresado en decilitros, centilitros o mililitros?\u00bb, pregunta el profesor. Depende de si el envase contiene agua, leche, yogur o sirope, porque los l\u00edquidos tienen pesos diferentes\u00bb, responde otro estudiante. En absoluto, suspira el profesor. Un litro es siempre un litro, no importa lo que haya en el envase, pero \u00bfc\u00f3mo se supone que va a explicar cu\u00e1ntos ml hay en un litro?<\/p>\n\n<h2 class=\"wp-block-heading\">\u00bfCu\u00e1ntos ml hay en un litro?<\/h2>\n\n<p>El profesor saca un cart\u00f3n de leche para mostrar c\u00f3mo se cuenta el volumen y explica. Un cart\u00f3n de leche tiene el fondo cuadrado. Los lados miden 7 cent\u00edmetros. La superficie del suelo es entonces de 49 cent\u00edmetros cuadrados. El profesor se pregunta cu\u00e1l ser\u00e1 la altura del l\u00edquido si el envase debe contener exactamente un litro. Se hace el silencio en el aula, pero el profesor contin\u00faa. Un litro equivale a 1000 cent\u00edmetros c\u00fabicos. Kalle, al que se le da bien el c\u00e1lculo mental, levanta la mano y dice que la altura es de 20,4 cent\u00edmetros. Cierto, responde el profesor, encantado de que sus dotes pedag\u00f3gicas hayan triunfado. Piensa. Pero, \u00bfcu\u00e1ntos ml hay en un litro, es decir, lo mismo que en 1000 cent\u00edmetros c\u00fabicos?<\/p>\n\n<h2 class=\"wp-block-heading\">\u00bfCu\u00e1ntos ml son medio litro?<\/h2>\n\n<p>El profesor de qu\u00edmica por fin se da cuenta de que convertir un litro en un cent\u00edmetro c\u00fabico se est\u00e1 volviendo un poco innecesariamente complicado. Por lo tanto, explica que milli significa una mil\u00e9sima. Un mililitro, abreviado ml, es la mil\u00e9sima parte de un litro. Por tanto, un cart\u00f3n de leche de un litro contiene 1.000 mililitros de leche. Ahora el profesor le pide al r\u00e1pido Donald que le diga cu\u00e1ntos ml hay en medio litro. Kalle responde r\u00e1pidamente que medio litro equivale a 500 mililitros. As\u00ed es, pero \u00bfc\u00f3mo lo descubriste tan r\u00e1pido?, pregunta el magistrado. Esta vez, he consultado una tabla de conversi\u00f3n disponible en Internet. \u00bfNo podemos utilizar esas tablas en lugar de hacer un mont\u00f3n de c\u00e1lculos complicados?, pregunta Kalle. El ambicioso profesor se da por vencido y deja que sus alumnos sigan utilizando las tablas de conversi\u00f3n.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Un profesor de qu\u00edmica tiene una clase y primero quiere averiguar los conocimientos previos de los alumnos sobre las medidas de volumen y peso. Comienza explicando que, en los laboratorios de qu\u00edmica, los alumnos deben ser capaces de mezclar distintos l\u00edquidos en proporciones exactas. Por eso pregunta si alguien puede decir cu\u00e1nto cuesta un litro. [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":2512,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[123],"tags":[],"class_list":["post-3332","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog-es"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u00bfCu\u00e1ntos ml hay en un litro? - Pioneros<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/pioneers.nu\/es\/blog-es\/cuantos-ml-hay-en-un-litro\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u00bfCu\u00e1ntos ml hay en un litro? - Pioneros\" \/>\n<meta property=\"og:description\" content=\"Un profesor de qu\u00edmica tiene una clase y primero quiere averiguar los conocimientos previos de los alumnos sobre las medidas de volumen y peso. Comienza explicando que, en los laboratorios de qu\u00edmica, los alumnos deben ser capaces de mezclar distintos l\u00edquidos en proporciones exactas. Por eso pregunta si alguien puede decir cu\u00e1nto cuesta un litro. 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