[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"pubgrp:rd-lightbulb:en:ko":3},{"type":4,"slug":5,"title":6,"level":7,"goal":8,"image_path":8,"is_locked":9,"is_daily_free":9,"passage":10,"questions":41,"vocab":84},"reading","rd-lightbulb","전구","intermediate",null,false,[11,16,21,26,31,36],{"en":12,"ko":13,"ko_audio":14,"audio":15},"Thomas Edison is often credited with inventing the light bulb in 1879.","Thomas Edison은 종종 1879년에 전구를 발명한 것으로 인정받습니다.","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Ftrans_audio\u002F059369e4-0c05-42bb-a51a-12bbfade6d9b.mp3","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Fblock_audio\u002F7178a3b9-40db-48f6-b113-1650c1c5b728.mp3",{"en":17,"ko":18,"ko_audio":19,"audio":20},"However, many scientists before him had worked on similar ideas.","하지만 그 이전의 많은 과학자들이 유사한 아이디어에 대해 연구했습니다.","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Ftrans_audio\u002F6cd38efd-bd4c-4840-b57f-d94e3c9d3bd6.mp3","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Fblock_audio\u002F0b3b5e02-7094-4754-8397-04fdcfcacfae.mp3",{"en":22,"ko":23,"ko_audio":24,"audio":25},"Edison's success was different because he created a practical bulb that lasted a long time.","Edison의 성공은 오래 지속되는 실용적인 전구를 만들었다는 점에서 달랐습니다.","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Ftrans_audio\u002Fe74cf43b-7d53-4793-bc12-b4138ce0aa80.mp3","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Fblock_audio\u002Fafe16b9e-e576-4fcd-8290-a98cf3c222c7.mp3",{"en":27,"ko":28,"ko_audio":29,"audio":30},"He tested thousands of materials to find the perfect filament.","그는 완벽한 필라멘트를 찾기 위해 수천 가지의 재료를 테스트했습니다.","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Ftrans_audio\u002F98454594-7b30-4945-abbe-1f6df9979d92.mp3","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Fblock_audio\u002Fed9d437f-1595-43b0-bb8a-6e482dbcfd2f.mp3",{"en":32,"ko":33,"ko_audio":34,"audio":35},"The light bulb changed the world by allowing people to work and live at night.","전구는 사람들이 밤에 일하고 생활할 수 있게 함으로써 세계를 변화시켰습니다.","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Ftrans_audio\u002Fed7edf59-84dd-48dd-b4a9-ff3b8d502140.mp3","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Fblock_audio\u002F6c4d4ca6-67c4-45a6-b69b-d40d3ad04e59.mp3",{"en":37,"ko":38,"ko_audio":39,"audio":40},"It became one of the most important inventions of the industrial age.","그것은 산업 시대의 가장 중요한 발명품 중 하나가 되었습니다.","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Ftrans_audio\u002Fe7b4beac-68ce-42f8-8975-ac927eecbd8a.mp3","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Fblock_audio\u002Fb0440e87-eb7f-4185-864f-147ad87c2211.mp3",[42,49,56,63,70,77],{"q":43,"options":44,"answer":46},"Who is often credited with inventing the light bulb?",[45,46,47,48],"Alexander Graham Bell","Thomas Edison","Nikola Tesla","Benjamin Franklin",{"q":50,"options":51,"answer":53},"In what year did Thomas Edison invent the practical light bulb?",[52,53,54,55],"1869","1879","1889","1899",{"q":57,"options":58,"answer":60},"What made Edison's light bulb different from previous attempts?",[59,60,61,62],"It was brighter","It lasted a long time and was practical","It was cheaper to make","It used less electricity",{"q":64,"options":65,"answer":67},"How did Edison develop his successful light bulb?",[66,67,68,69],"He copied other scientists' work","He tested thousands of materials","He used only traditional methods","He bought the design from another inventor",{"q":71,"options":72,"answer":74},"What was one major impact of the light bulb on society?",[73,74,75,76],"It replaced candles completely","It allowed people to work and live at night","It reduced crime completely","It made electricity free for everyone",{"q":78,"options":79,"answer":81},"Which of the following describes the light bulb's importance?",[80,81,82,83],"It was useful only in factories","It became one of the most important inventions of the industrial age","It was forgotten within a few years","It was only used by wealthy people",[85,90,95,100,105],{"en":86,"ko":87,"ko_audio":88,"audio":89},"credited","~으로 인정받다, 공로를 인정받다","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Ftrans_audio\u002Fa5125766-8fce-469c-9d69-34191a3c6d56.mp3","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Fword_audio\u002Fd2ad6355-b2c9-49bc-b48b-46ea16849b1b.mp3",{"en":91,"ko":92,"ko_audio":93,"audio":94},"filament","필라멘트, 가는 전선","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Ftrans_audio\u002Fddf0a8f1-5743-4032-b9c5-47f8ca78a9c9.mp3","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Fword_audio\u002Ff0176645-f817-4c88-a832-57dc343b2569.mp3",{"en":96,"ko":97,"ko_audio":98,"audio":99},"practical","실용적인","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Ftrans_audio\u002Fede53fd6-0a0e-420a-819d-cbcfcb1b2a27.mp3","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Fword_audio\u002Fd7c8bbaa-722b-4640-bbc6-ec5d90fe81c1.mp3",{"en":101,"ko":102,"ko_audio":103,"audio":104},"industrial age","산업 시대","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Ftrans_audio\u002Faed35b5b-a619-4d93-aebb-5483d6d1baf0.mp3","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Fword_audio\u002F65ec3ce0-b3e6-4aae-991f-5b9df12e7e16.mp3",{"en":106,"ko":107,"ko_audio":108,"audio":109},"invention","발명","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Ftrans_audio\u002F1c1dd931-e5ab-45e0-8f27-a0b821f5c661.mp3","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Fword_audio\u002Ff9feb704-f21f-4984-b73e-264e83ce24b7.mp3"]