40:@0.056316:0.963884:0.076841:0.963884:0.076841:0.945749:0.056316:0.945749:0.000000:0.000000
Actividad experimental N.° 1:@0.114373:0.080710:0.485207:0.080710:0.485207:0.053054:0.114373:0.053054:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
Resultados y conclusiones:@0.096359:0.845144:0.360418:0.845144:0.360418:0.823634:0.096359:0.823634:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
• :@0.096359:0.869748:0.106813:0.869748:0.106813:0.851311:0.096359:0.851311:0.000000:0.000000
Al mirar la parte superior del tubo de ensayo, ¿qué observas ascender?:@0.124845:0.869748:0.687293:0.869748:0.687293:0.851869:0.124845:0.851869:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
• :@0.096359:0.891414:0.106813:0.891414:0.106813:0.872977:0.096359:0.872977:0.000000:0.000000
¿Qué sucede con el nivel del agua en el tubo de ensayo pasados cinco minutos?:@0.124845:0.891414:0.766780:0.891414:0.766780:0.873535:0.124845:0.873535:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
• :@0.096359:0.913080:0.106813:0.913080:0.106813:0.894643:0.096359:0.894643:0.000000:0.000000
¿Qué es lo que ocupa la parte superior del tubo de ensayo?:@0.124845:0.913080:0.599142:0.913080:0.599142:0.895201:0.124845:0.895201:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
Materiales:@0.115908:0.325354:0.221542:0.325354:0.221542:0.303844:0.115908:0.303844:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
• :@0.105857:0.349958:0.116310:0.349958:0.116310:0.331521:0.105857:0.331521:0.000000:0.000000
Vaso transparente :@0.134342:0.349958:0.281976:0.349958:0.281976:0.332080:0.134342:0.332080:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
graduado:@0.134342:0.368064:0.212543:0.368064:0.212543:0.350185:0.134342:0.350185:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
• :@0.105857:0.389729:0.116310:0.389729:0.116310:0.371292:0.105857:0.371292:0.000000:0.000000
Embudo :@0.134342:0.389729:0.207979:0.389729:0.207979:0.371851:0.134342:0.371851:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
transparente:@0.134342:0.407834:0.236181:0.407834:0.236181:0.389956:0.134342:0.389956:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
• :@0.105857:0.429500:0.116310:0.429500:0.116310:0.411063:0.105857:0.411063:0.000000:0.000000
Un tubo de ensayo:@0.134342:0.429500:0.286700:0.429500:0.286700:0.411621:0.134342:0.411621:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
• :@0.105857:0.451166:0.116310:0.451166:0.116310:0.432729:0.105857:0.432729:0.000000:0.000000
Planta acuática :@0.134342:0.451166:0.258980:0.451166:0.258980:0.433287:0.134342:0.433287:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
elodea (la consigues :@0.134342:0.469271:0.301779:0.469271:0.301779:0.451392:0.134342:0.451392:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
en un acuario):@0.134342:0.487376:0.249309:0.487376:0.249309:0.469498:0.134342:0.469498:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
• :@0.105857:0.509042:0.116310:0.509042:0.116310:0.490605:0.105857:0.490605:0.000000:0.000000
Agua:@0.134342:0.509042:0.176619:0.509042:0.176619:0.491163:0.134342:0.491163:0.000000:0.000000:0.000000:0.000000
Procedimiento:@0.343293:0.318227:0.492151:0.318227:0.492151:0.296717:0.343293:0.296717:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
1.  :@0.343293:0.342831:0.367135:0.342831:0.367135:0.324394:0.343293:0.324394:0.000000:0.000000:0.000000:0.000000
Agrega:@0.371778:0.342831:0.432328:0.342831:0.432328:0.324695:0.371778:0.324695:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
 agua en el recipiente, hasta que cubra los tres cuartos de :@0.432328:0.342831:0.894807:0.342831:0.894807:0.324952:0.432328:0.324952:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
su capacidad.:@0.371778:0.360936:0.480111:0.360936:0.480111:0.343057:0.371778:0.343057:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
2. :@0.343293:0.386162:0.362973:0.386162:0.362973:0.367725:0.343293:0.367725:0.000000:0.000000:0.000000
Ubica:@0.371778:0.386162:0.419623:0.386162:0.419623:0.368027:0.371778:0.368027:0.000000:0.000000:0.000000:0.000000:0.000000
 la planta en el interior del embudo.:@0.419623:0.386162:0.704374:0.386162:0.704374:0.368284:0.419623:0.368284:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
3. :@0.343293:0.411389:0.362973:0.411389:0.362973:0.392952:0.343293:0.392952:0.000000:0.000000:0.000000
Introduce:@0.371778:0.411389:0.453296:0.411389:0.453296:0.393254:0.371778:0.393254:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
 el embudo en el recipiente como muestra la figura.:@0.453296:0.411389:0.867129:0.411389:0.867129:0.393510:0.453296:0.393510:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
4. :@0.343293:0.436615:0.362973:0.436615:0.362973:0.418178:0.343293:0.418178:0.000000:0.000000:0.000000
Llena:@0.371778:0.436615:0.416929:0.436615:0.416929:0.418480:0.371778:0.418480:0.000000:0.000000:0.000000:0.000000:0.000000
 el tubo de ensayo con agua.:@0.416929:0.436615:0.646943:0.436615:0.646943:0.418737:0.416929:0.418737:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
5. :@0.343293:0.461842:0.362973:0.461842:0.362973:0.443405:0.343293:0.443405:0.000000:0.000000:0.000000
Coloca:@0.371778:0.461842:0.428730:0.461842:0.428730:0.443707:0.371778:0.443707:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
 el tubo de ensayo como se observa en la figura; :@0.428730:0.461842:0.818619:0.461842:0.818619:0.443963:0.428730:0.443963:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
cuida:@0.818619:0.461842:0.864434:0.461842:0.864434:0.443707:0.818619:0.443707:0.000000:0.000000:0.000000:0.000000:0.000000
 que :@0.864434:0.461842:0.904559:0.461842:0.904559:0.443963:0.864434:0.443963:0.000000:0.000000:0.000000:0.000000:0.000000
el agua no se derrame.:@0.371778:0.479947:0.553303:0.479947:0.553303:0.462068:0.371778:0.462068:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
6. :@0.343293:0.505173:0.362973:0.505173:0.362973:0.486736:0.343293:0.486736:0.000000:0.000000:0.000000
Observa:@0.371778:0.505173:0.441455:0.505173:0.441455:0.487038:0.371778:0.487038:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
 lo que sucede en la parte superior del tubo de ensayo.:@0.441455:0.505173:0.879951:0.505173:0.879951:0.487295:0.441455:0.487295:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
Objetivo:@0.096359:0.164967:0.184098:0.164967:0.184098:0.143457:0.096359:0.143457:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
Demostrar que las plantas proporcionan oxígeno.:@0.096359:0.189571:0.491596:0.189571:0.491596:0.171692:0.096359:0.171692:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
Introducción:@0.096359:0.218450:0.226056:0.218450:0.226056:0.196940:0.096359:0.196940:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
Las plantas fabrican su alimento a partir del gas carbónico que toman del aire por los estomas, del :@0.096359:0.243055:0.882488:0.243055:0.882488:0.225176:0.096359:0.225176:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
agua que absorben del suelo, de la energía luminosa que reciben del sol. Además, emiten oxígeno :@0.096359:0.261160:0.886368:0.261160:0.886368:0.243281:0.096359:0.243281:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
hacia el exterior. :@0.096359:0.279265:0.229740:0.279265:0.229740:0.261387:0.096359:0.261387:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
Los vegetales son fábricas de oxígeno:@0.096359:0.124830:0.503814:0.124830:0.503814:0.101784:0.096359:0.101784:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
Shutterstock, (2019). 557207590:@0.335295:0.777993:0.335295:0.650453:0.319414:0.650453:0.319414:0.777993:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
Tubo de ensayo, oxígeno, embudo, elodea (planta acuática).:@0.365763:0.802091:0.765053:0.802091:0.765053:0.787192:0.365763:0.787192:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
Tubo de ensayo:@0.707491:0.566053:0.823842:0.566053:0.823842:0.549664:0.707491:0.549664:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
Oxígeno:@0.707491:0.593686:0.770256:0.593686:0.770256:0.577297:0.707491:0.577297:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
Embudo:@0.707491:0.679572:0.770956:0.679572:0.770956:0.663184:0.707491:0.663184:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
Elodea :@0.707491:0.756593:0.758278:0.756593:0.758278:0.740232:0.707491:0.740232:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
 :@0.758278:0.756593:0.762314:0.756593:0.762314:0.740205:0.758278:0.740205:0.000000
(planta acuática):@0.707491:0.773190:0.828543:0.773190:0.828543:0.756801:0.707491:0.756801:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000