{"id":67853,"date":"2026-09-27T05:17:11","date_gmt":"2026-09-26T20:17:11","guid":{"rendered":"https:\/\/phys-edu.net\/wp\/?p=67853"},"modified":"2026-09-27T05:17:11","modified_gmt":"2026-09-26T20:17:11","slug":"el-corazon-es-una-bomba-que-impulsa-8-000-litros-de-agua-al-dia-el-secreto-de-las-valvulas-al-descubierto-con-una-bomba-de-queroseno","status":"publish","type":"post","link":"https:\/\/phys-edu.net\/wp\/?p=67853&lang=es","title":{"rendered":"\u00a1El coraz\u00f3n es una bomba que impulsa 8.000 litros de agua al d\u00eda! El secreto de las &#8220;v\u00e1lvulas&#8221; al descubierto con una bomba de queroseno"},"content":{"rendered":"<p style=\"text-align: center;\"><span style=\"color: #339966;\"><strong>Soy Ken Kuwako, Science Trainer. \u00a1Cada d\u00eda es un experimento!<\/strong><\/span><\/p>\n<p>\u201cPum, pum\u2026\u201d Nuestro coraz\u00f3n trabaja sin descanso desde el momento en que nacemos. \u00bfSab\u00edas que este peque\u00f1o \u00f3rgano, aproximadamente del tama\u00f1o de un pu\u00f1o, <strong>bombea cada d\u00eda por todo el cuerpo una cantidad de sangre equivalente a unos 40 bidones grandes<\/strong>? Los libros de texto explican que \u201cel coraz\u00f3n tiene cuatro cavidades y v\u00e1lvulas que impiden que la sangre retroceda\u201d, pero para muchos estudiantes de secundaria, leerlo as\u00ed no termina de hacer que la idea cobre vida.<\/p>\n<p>\u00a1Y ah\u00ed es donde entra en juego un experimento! Con solo utilizar un objeto que podemos encontrar f\u00e1cilmente en casa, podemos experimentar de primera mano el incre\u00edble funcionamiento de esta peque\u00f1a bomba vital. En esta ocasi\u00f3n, quiero presentarles un modelo de coraz\u00f3n que desarroll\u00e9 junto con estudiantes en pr\u00e1cticas docentes, utilizando una bomba manual para queroseno.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-67843 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-09-26-11.36.34.jpeg\" alt=\"\" width=\"331\" height=\"331\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-09-26-11.36.34.jpeg 1058w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-09-26-11.36.34-300x300.jpeg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-09-26-11.36.34-1024x1024.jpeg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-09-26-11.36.34-150x150.jpeg 150w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-09-26-11.36.34-768x768.jpeg 768w\" sizes=\"auto, (max-width: 331px) 100vw, 331px\" \/><\/p>\n<p style=\"text-align: center;\">Las bombas manuales para queroseno se venden en Seria y Daiso.<\/p>\n<h3>\u00bfPor qu\u00e9 la sangre circula en una sola direcci\u00f3n? \u00a1Resolvamos el misterio con un objeto cotidiano!<\/h3>\n<p>Se dice que un adulto de unos 50 kg tiene aproximadamente 4 litros de sangre circulando por su cuerpo.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-67844 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-09-26-11.36.53.jpeg\" alt=\"\" width=\"427\" height=\"370\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-09-26-11.36.53.jpeg 1202w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-09-26-11.36.53-300x260.jpeg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-09-26-11.36.53-1024x888.jpeg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-09-26-11.36.53-768x666.jpeg 768w\" sizes=\"auto, (max-width: 427px) 100vw, 427px\" \/><\/p>\n<p>Por otro lado, en cada latido, el coraz\u00f3n de un adulto expulsa unos 60\u201380 mililitros de sangre. Si tomamos como referencia 70 mL y suponemos que el coraz\u00f3n late 80 veces por minuto (se suele considerar un intervalo de 60 a 100 latidos por minuto), podemos calcular la cantidad de sangre que bombea el coraz\u00f3n en un d\u00eda de la siguiente manera:<\/p>\n<p style=\"text-align: center;\">70mL \u00d7 80 latidos\/min \u00d7 60 min \u00d7 24 horas<\/p>\n<p style=\"text-align: center;\">70 \u00d7 80 = 5.600 mL (por minuto)<br \/>\n5.600 \u00d7 60 = 336.000 mL (por hora) = 336 L<br \/>\n336 \u00d7 24 = 8.064 L<\/p>\n<p>Es decir, \u00a1el coraz\u00f3n bombea aproximadamente <b>8.000 litros<\/b> de sangre al d\u00eda!<\/p>\n<p>En nuestro cuerpo solo hay unos 4 litros de sangre, pero la cantidad bombeada en un d\u00eda es unas 2.000 veces mayor. La clave est\u00e1 en que <strong>la sangre circula una y otra vez por todo el cuerpo<\/strong>. El coraz\u00f3n no est\u00e1 fabricando sangre nueva continuamente. Lo que hace es impulsar una cantidad limitada de sangre una y otra vez, a una velocidad asombrosa.<\/p>\n<p><b>Si imaginamos que la bomba para queroseno es un coraz\u00f3n<\/b>, podemos descubrir la funci\u00f3n de una peque\u00f1a \u201cv\u00e1lvula\u201d situada en su interior. Y precisamente esa v\u00e1lvula es la clave para comprender c\u00f3mo funciona el coraz\u00f3n.<\/p>\n<h3>Preparaci\u00f3n del experimento: \u00a1Construyamos una bomba vital con productos de 100 yenes!<\/h3>\n<p>Los materiales que necesitamos son muy sencillos. Podemos encontrarlos f\u00e1cilmente en casa o en una tienda de 100 yenes.<\/p>\n<p><b>\u3010Materiales\u3011<\/b><\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li><b>Bombas manuales para queroseno (2 tipos)<\/b>:<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>Una con la v\u00e1lvula del interior de la bomba <b>retirada<\/b><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>Otra con la v\u00e1lvula <b>sin retirar<\/b><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul>\n<li>Agua y colorante alimentario rojo (para representar la sangre)<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-43719 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/10\/2b420397b7034a4ddcdf5f5164fde62b.jpg\" alt=\"\" width=\"364\" height=\"297\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/10\/2b420397b7034a4ddcdf5f5164fde62b.jpg 1712w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/10\/2b420397b7034a4ddcdf5f5164fde62b-300x245.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/10\/2b420397b7034a4ddcdf5f5164fde62b-1024x836.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/10\/2b420397b7034a4ddcdf5f5164fde62b-768x627.jpg 768w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/10\/2b420397b7034a4ddcdf5f5164fde62b-1536x1254.jpg 1536w\" sizes=\"auto, (max-width: 364px) 100vw, 364px\" \/><\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>Un vaso de precipitados o recipiente transparente (para observar f\u00e1cilmente el flujo de la \u201csangre\u201d)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul>\n<li>Una bandeja o una toalla (para evitar mojar la mesa)<\/li>\n<\/ul>\n<p><b>\u3010Procedimiento\u3011<\/b><\/p>\n<p>Prepara el \u201cagua sangu\u00ednea\u201d ti\u00f1endo de rojo el agua con colorante alimentario. Primero, observa qu\u00e9 ocurre al utilizar la <b>bomba sin v\u00e1lvula<\/b>.<\/p>\n<p>\u2192 Tanto al presionar como al tirar de la bomba, el agua entra y sale por ambas mangueras\u2026 De esta manera, la sangre no podr\u00eda recorrer el cuerpo correctamente. Ahora repite el experimento con la <b>bomba normal, que conserva su v\u00e1lvula<\/b>.<\/p>\n<p>\u2192 \u00a1Y aqu\u00ed llega la sorpresa! El agua sale impulsada con fuerza en una sola direcci\u00f3n. No hay ning\u00fan retroceso. \u00a1Esta es precisamente la corriente vital que permite llevar ox\u00edgeno y nutrientes a todo el cuerpo!<\/p>\n<p><iframe loading=\"lazy\" title=\"\u706f\u6cb9\u30dd\u30f3\u30d7\u304c\u5927\u5909\u8eab\uff01\u5fc3\u81d3\u306e\u3057\u304f\u307f\u3092\u4f53\u611f\u3067\u304d\u308b\u7406\u79d1\u6388\u696d\uff08\u751f\u7269\u5206\u91ce\uff09\" width=\"1140\" height=\"641\" src=\"https:\/\/www.youtube.com\/embed\/IeZ4oaPMj8E?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-43720 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/10\/80eb8cd38db4fa105a4a7023d22ad41f.jpg\" alt=\"\" width=\"380\" height=\"547\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/10\/80eb8cd38db4fa105a4a7023d22ad41f.jpg 956w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/10\/80eb8cd38db4fa105a4a7023d22ad41f-208x300.jpg 208w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/10\/80eb8cd38db4fa105a4a7023d22ad41f-711x1024.jpg 711w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/10\/80eb8cd38db4fa105a4a7023d22ad41f-768x1105.jpg 768w\" sizes=\"auto, (max-width: 380px) 100vw, 380px\" \/><\/p>\n<h3>\u00a1Compru\u00e9balo con tus propias manos! La v\u00e1lvula es la verdadera hero\u00edna del coraz\u00f3n<\/h3>\n<p>Lo m\u00e1s interesante de este experimento es que podemos descubrir por nosotros mismos, y no solo aprenderlo de un libro, que <b>\u201c\u00a1sin esta v\u00e1lvula, la sangre no podr\u00eda circular!\u201d<\/b>.<\/p>\n<p>Sin la v\u00e1lvula, el agua simplemente va y viene. Pero basta con a\u00f1adirla para que aparezca un flujo potente y unidireccional. Cuando vemos con nuestros propios ojos esta diferencia tan espectacular, resulta mucho m\u00e1s f\u00e1cil comprender: \u201c\u00a1Ahora entiendo por qu\u00e9 el coraz\u00f3n necesita v\u00e1lvulas!\u201d.<\/p>\n<p>En nuestro cuerpo, las v\u00e1lvulas que cumplen una funci\u00f3n similar a la de esta bomba se abren y se cierran con precisi\u00f3n unas 100.000 veces al d\u00eda, marcando el ritmo de la vida. Tanto la incre\u00edble cifra de 8.000 litros como los 100.000 ciclos de apertura y cierre son posibles, en \u00faltima instancia, porque <b>las v\u00e1lvulas funcionan correctamente<\/b>. \u00a1Es fascinante descubrir que las semillas de la emoci\u00f3n cient\u00edfica pueden estar escondidas en objetos tan cotidianos!<\/p>\n<h3>\u3010Un peque\u00f1o consejo\u3011C\u00f3mo elegir la bomba adecuada para que el experimento funcione bien<\/h3>\n<p>Para este experimento hay un peque\u00f1o truco a la hora de elegir la bomba. Los productos de las tiendas de 100 yenes funcionan perfectamente, pero la facilidad para ver la v\u00e1lvula puede variar seg\u00fan el fabricante.<\/p>\n<p><b>Bomba de Seria<\/b>: La v\u00e1lvula est\u00e1 coloreada de rojo, por lo que <strong>su movimiento se ve claramente y resulta ideal para observarlo<\/strong>.<\/p>\n<p><b>Bomba de Daiso<\/b>: La v\u00e1lvula suele ser transparente, por lo que <strong>puede resultar un poco m\u00e1s dif\u00edcil de ver<\/strong>.<\/p>\n<p>Si puedes elegir entre varias en la tienda, \u00a1echa un vistazo al interior de la bomba y comprueba el color de la v\u00e1lvula! La diversi\u00f3n de la ciencia no consiste \u00fanicamente en memorizar conocimientos. Est\u00e1 tambi\u00e9n en utilizar objetos cotidianos para preguntarnos \u201c\u00bfpor qu\u00e9?\u201d y disfrutar de ese momento m\u00e1gico en el que todo encaja y pensamos: \u201c\u00a1Ah, ahora lo entiendo!\u201d. \u00a1An\u00edmate a experimentar esta sensaci\u00f3n en casa o en clase!<\/p>\n<h3>Sobre consultas y solicitudes<\/h3>\n<p>\u00a1Hagamos que las maravillas y la diversi\u00f3n de la ciencia est\u00e9n un poco m\u00e1s cerca de nuestra vida cotidiana! Aqu\u00ed encontrar\u00e1s divertidos experimentos cient\u00edficos que puedes hacer en casa, junto con consejos y trucos explicados de forma sencilla. \u00a1No dudes en explorar y buscar todo lo que te interese!<br \/>\n\u30fbPara conocer al autor, Ken Kuwako, <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=37\">haz clic aqu\u00ed<\/a>.<br \/>\n\u30fbPara solicitudes de colaboraci\u00f3n (redacci\u00f3n, conferencias, talleres de experimentos, asesoramiento cient\u00edfico para televisi\u00f3n, apariciones en programas, etc.), <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=188\">haz clic aqu\u00ed<\/a>.<br \/>\n<span class=\"s2\">\u30fb\u00a1Las novedades de los art\u00edculos se publican en <a href=\"https:\/\/x.com\/kuwako\">X<\/a>!<\/span><\/p>\n<p><a href=\"https:\/\/www.youtube.com\/user\/kkuwako\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-35048\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/3d9640dad7bc5538e76f92da1966ee19.jpg\" alt=\"\" width=\"30\" height=\"21\" \/><\/a>En el <a href=\"https:\/\/www.youtube.com\/user\/kkuwako?sub_confirmation=1\">canal de divulgaci\u00f3n cient\u00edfica<\/a> encontrar\u00e1s v\u00eddeos de experimentos!<\/p>\n<h3>\uff19\u6708\u306e\u30a4\u30c1\u30aa\u30b7\u5b9f\u9a13\uff01<\/h3>\r\n<p style=\"text-align: center;\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=23985\">\u7d19\u30b3\u30c3\u30d7\u3000\u30b8\u30e3\u30a4\u30ed\u30ed\u30b1\u30c3\u30c8\u3092\u4f5c\u308d\u3046\uff01<\/a><\/p>\r\n<p style=\"text-align: center;\"><img class=\"alignnone wp-image-67257\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-09-07-15.02.37.jpeg\" alt=\"\" width=\"229\" height=\"226\" \/><\/p>\r\n\r\n<h3 style=\"text-align: left;\"><span style=\"font-size: medium;\"><b><strong>\u30c6\u30ec\u30d3\u756a\u7d44\u76e3\u4fee\u30fb\u30a4\u30d9\u30f3\u30c8\u7b49\u306e\u304a\u77e5\u3089\u305b<\/strong><\/b><\/span><\/h3>\r\n<ul>\r\n \t<li>\uff19\u670825\u65e5\uff08\u91d1\uff0921:00\u301c\u3000<a href=\"https:\/\/bangumi.org\/tv_events\/AmHQQg-w0AM?overwrite_area=23\">\u304b\u307e\u3044\u305f\u3061\u306e\u77ac\u9593\u56de\u7b54\uff01<\/a>\u306b\u3066\u3001\u79d1\u5b66\u76e3\u4fee\u3092\u884c\u3044\u307e\u3057\u305f\u3002<\/li>\r\n \t<li>\uff11\uff10\u6708\uff11\uff10\u65e5\uff08\u571f\uff0911:15~12:00\u3000<a href=\"https:\/\/phys-edu.net\/wp\/?p=66205\">\u5343\u8449\u5e02\u79d1\u5b66\u30d5\u30a7\u30b9\u30bf2026\u300c\u6851\u5b50\u5148\u751f\u306e\u56de\u8ee2\u79d1\u5b66\u30b7\u30e7\u30fc\u300d\u306b\u3066\u30b5\u30a4\u30a8\u30f3\u30b9\u30b7\u30e7\u30fc\u3092\u884c\u3044\u307e\u3059<\/a>\u3002\r\n<img class=\"alignnone wp-image-66207 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/08\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-08-05-5.24.40.jpeg\" sizes=\"(max-width: 419px) 100vw, 419px\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/08\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-08-05-5.24.40.jpeg 1578w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/08\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-08-05-5.24.40-300x214.jpeg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/08\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-08-05-5.24.40-1024x731.jpeg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/08\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-08-05-5.24.40-768x548.jpeg 768w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/08\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-08-05-5.24.40-1536x1096.jpeg 1536w\" alt=\"\" width=\"419\" height=\"299\" \/><\/li>\r\n \t<li>12\u670826\u65e5\uff08\u571f\uff09\u3000<a href=\"https:\/\/phys-edu.net\/wp\/?p=64825\">\u30ca\u30ea\u30ab\u30b5\u30a4\u30a8\u30f3\u30b9\u30a2\u30ab\u30c7\u30df\u30fc\uff08\u6559\u54e1\u5411\u3051\u5b9f\u9a13\u8b1b\u7fd2\u4f1a\uff09\u958b\u50ac<\/a><\/li>\r\n<\/ul>\r\n<h3><b>\u66f8\u7c4d<strong>\u306e\u304a\u77e5\u3089\u305b<\/strong><\/b><\/h3>\r\n<ul>\r\n \t<li>\u300e<a href=\"https:\/\/phys-edu.net\/wp\/?p=64462\">\u9ad8\u6821\u5165\u8a66 \u5206\u89e3\u554f\u984c\u96c6 \u7406\u79d1<\/a>\u300f\uff08\u5b66\u7814\uff09\u2026\u96e3\u3057\u3044\u554f\u984c\u3082\u5c0f\u3055\u306a\u554f\u984c\u306b\u5206\u89e3\u3059\u308b\u3053\u3068\u3067\u3001\u554f\u984c\u3092\u89e3\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u305d\u3093\u306a\u5206\u89e3\u306e\u6280\u8853\u304c\u8eab\u306b\u3064\u304f\u3088\u3046\u306b\u6df1\u304f\u95a2\u308f\u308a\u3092\u6301\u3063\u3066\u4f5c\u308a\u307e\u3057\u305f\u3002\r\n<a href=\"https:\/\/phys-edu.net\/wp\/?p=64462\"><img class=\"alignnone wp-image-65097 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-04-8.40.17.jpeg\" alt=\"\" width=\"172\" height=\"244\" \/><\/a>\u300e\u5927\u4eba\u306e\u305f\u3081\u306e\u9ad8\u6821\u7269\u7406\u5fa9\u7fd2\u5e33\u300f\uff08\u8b1b\u8ac7\u793e\uff09\u2026\u4e00\u822c\u5411\u3051\u306b\u65e5\u5e38\u306e\u7269\u7406\u306b\u3064\u3044\u3066\u516c\u5f0f\u3092\u5143\u306b\u7d10\u89e3\u304d\u307e\u3057\u305f\u3002<a href=\"https:\/\/phys-edu.net\/wp\/?p=1827\">\u7279\u8a2d\u30b5\u30a4\u30c8<\/a>\u3067\u306f\u5b9f\u9a13\u3092\u591a\u6570\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u3002<strong>\u203b\u5897\u5237\u304c\u304b\u304b\u308a\uff16\u5237\u3068\u306a\u308a\u307e\u3057\u305f\uff082026\/02\/01\uff09\r\n<img class=\"alignnone wp-image-10940 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2013\/12\/0811159a99f69eeff1a357e3daed84e0-300x262.jpg\" sizes=\"(max-width: 220px) 100vw, 220px\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2013\/12\/0811159a99f69eeff1a357e3daed84e0-300x262.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2013\/12\/0811159a99f69eeff1a357e3daed84e0.jpg 311w\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2014-07-05 0.43.51\" width=\"220\" height=\"192\" \/><\/strong><\/li>\r\n \t<li>\u300e\u304d\u3081\u308b!\u5171\u901a\u30c6\u30b9\u30c8 \u7269\u7406\u57fa\u790e \u6539\u8a02\u7248\u300f\uff08\u5b66\u7814\uff09\u2026\u3000\u9ad8\u6821\u7269\u7406\u306e\u53c2\u8003\u66f8\u3067\u3059\u3002\u30a4\u30e9\u30b9\u30c8\u3092\u591a\u304f\u3057\u3066\u30a4\u30e1\u30fc\u30b8\u304c\u6301\u3066\u308b\u3088\u3046\u306b\u63cf\u304d\u307e\u3057\u305f\u3002\u6388\u696d\u306b\u3064\u3044\u3066\u3044\u3051\u306a\u3044\u3001\u7269\u7406\u304c\u82e6\u624b\u3001\u305d\u3093\u306a\u751f\u5f92\u306b\u304a\u3059\u3059\u3081\u3067\u3059\u3002<a href=\"https:\/\/phys-edu.net\/wp\/?p=45322\">\u7279\u8a2d\u30b5\u30a4\u30c8<\/a>\u306f\u3053\u3061\u3089\u3002\r\n<img class=\"alignnone wp-image-45718 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/04\/dc1da64a8c8d1422062b4867c0607a1c.jpg\" sizes=\"(max-width: 184px) 100vw, 184px\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/04\/dc1da64a8c8d1422062b4867c0607a1c.jpg 756w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/04\/dc1da64a8c8d1422062b4867c0607a1c-300x269.jpg 300w\" alt=\"\" width=\"184\" height=\"165\" \/><\/li>\r\n<\/ul>\r\n<h3><span style=\"text-align: center;\">\u5404\u7a2eSNS\uff08\u66f4\u65b0\u60c5\u5831\u3092\u304a\u5c4a\u3051\uff01\uff09<\/span><\/h3>\r\n<p style=\"text-align: center;\">\u3010\u65e5\u672c\u8a9e\u3011<a style=\"text-align: center;\" href=\"https:\/\/twitter.com\/kuwako\">X(Twitter)<\/a><span style=\"text-align: center;\">\uff0f<\/span><a style=\"text-align: center;\" 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href=\"http:\/\/phys-edu.net\/wp\/?page_id=37\">About<\/a>\u00a0\u2026\u300c\u79d1\u5b66\u306e\u30cd\u30bf\u5e33\u300d\u306e\u30b3\u30f3\u30bb\u30d7\u30c8\u3084\u3001\u904b\u55b6\u8005\u3067\u3042\u308b\u6851\u5b50\u7814\u306e\u30d7\u30ed\u30d5\u30a3\u30fc\u30eb\u30fb\u60f3\u3044\u3092\u307e\u3068\u3081\u3066\u3044\u307e\u3059\u3002<\/li>\r\n \t<li><a href=\"https:\/\/phys-edu.net\/wp\/?page_id=188\">\u304a\u554f\u3044\u5408\u308f\u305b<\/a> \u2026\u5b9f\u9a13\u6559\u5ba4\u306e\u3054\u4f9d\u983c\u3001\u57f7\u7b46\u30fb\u8b1b\u6f14\u306e\u76f8\u8ac7\u3001\u79d1\u5b66\u76e3\u4fee\u7b49\u306f\u3053\u3061\u3089\u306e\u30d5\u30a9\u30fc\u30e0\u304b\u3089\u304a\u5bc4\u305b\u304f\u3060\u3055\u3044\u3002<\/li>\r\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Soy Ken Kuwako, Science Trainer. \u00a1Cada d\u00eda es un experimento! \u201cPum, pum\u2026\u201d Nuestro coraz\u00f3n trabaja sin descanso [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":67851,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_sitemap_exclude":false,"_sitemap_priority":"","_sitemap_frequency":"","sns_share_botton_hide":"","vkExUnit_sns_title":"","vkexunit_cta_each_option":"","_lightning_design_setting":{"layout":"default"},"footnotes":"","jetpack_post_was_ever_published":false},"categories":[1492],"tags":[],"class_list":["post-67853","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-science-es"],"jetpack-related-posts":[{"id":57312,"url":"https:\/\/phys-edu.net\/wp\/?p=57312&lang=es","url_meta":{"origin":67853,"position":0},"title":"\u201c\u00bf\u00a1\u00bfAqu\u00ed?!?\u201d La sorprendente funci\u00f3n de bombeo revelada al diseccionar un coraz\u00f3n real de ave","author":"\u6851\u5b50 \u7814","date":"2025\u5e7412\u670814\u65e5","format":false,"excerpt":"Soy Ken Kuwako, su entrenador de ciencia. \u00a1Cada d\u00ed\u2026","rel":"","context":"Science","block_context":{"text":"Science","link":"https:\/\/phys-edu.net\/wp\/?cat=1492&lang=es"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2025-12-12-7.11.07.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2025-12-12-7.11.07.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2025-12-12-7.11.07.jpg?resize=525%2C300&ssl=1 1.5x, 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El secreto del experimento de explosi\u00f3n con alcohol (Primera Ley de la Termodin\u00e1mica)","author":"\u6851\u5b50 \u7814","date":"2026\u5e742\u67089\u65e5","format":false,"excerpt":"Hola, soy Ken Kuwako, tu entrenador cient\u00edfico. Ca\u2026","rel":"","context":"Science","block_context":{"text":"Science","link":"https:\/\/phys-edu.net\/wp\/?cat=1492&lang=es"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/06\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-02-08-5.42.51.jpeg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/06\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-02-08-5.42.51.jpeg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/06\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-02-08-5.42.51.jpeg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/06\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-02-08-5.42.51.jpeg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":64621,"url":"https:\/\/phys-edu.net\/wp\/?p=64621&lang=es","url_meta":{"origin":67853,"position":3},"title":"\u00bfPor qu\u00e9 se adormecen las piernas en seiza? 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