https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo 번뜩이는 천재성을 담아 만듦 en-us 2021-09-30 05:23:03 UTC 2025-03-31 21:18:58 UTC hello@padlet.com https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866611769 구리: 전기 전도성 우수, 전연성 우수, 목이 잘 슬지 않음
전선, 전기부품 이용

황동: 구리+아연 색이 아름다움, 가공에 용이
악기, 메달, 동전 이용

청동: 구리+주석 마모에 강함, 녹슬지 않음
동상, 종 이용

알루미늄: 가벼운 금속, 녹이 잘 슬지 않음
음료수 캔, 비행기 재료, 자동차(휠) 재료(합금) 이용

플라스틱
강도 우수, 열과 전기 전달X
착색이 자유로움, 빛을 투과

열가소성 플라스틱: 열을 가하면 녹거나 부드러워짐(재활용O)
전선 피복, 장난감, 호스, 플라스틱 용기, 과자봉지, 음료수병(페트병) 스티로폼 이용

열경화성 플라스틱: 한번 굳으면 열을 가해도 녹거나 부드러워지지 않음, 단단하고 강도가 높은 플라스틱
접착제, 방수 페인트, 자동차 재료 이용]]> 2021-11-04 05:01:25 UTC https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866611769 https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866616714 2021-11-04 05:05:04 UTC https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866616714 https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866616792 2021-11-04 05:05:08 UTC https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866616792 https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866616877 비철금속:구리 
전기전도성이 우수, 전연성 우수, 녹이 잘 슬지 않음.
황동:노란색 구리
구리+아연,색이 아름다움,가공이 용이 
악기 메달 동전
청동
특징:구리+주석, 마모에 강함.녹슬지 않음
용도 동상,종
알루미늄
가벼운 금속, 단단함
녹이 잘 쓸지 않음
플라스틱 
강도가 우수하고 열과 전기를 잘 전달하지 않는다.
착색이 자유롭고 빛을 투과하며 다양한 모양의 만들 수 있다.
열가소성 플라스틱
열을 가하면 녹거나 부드러워지는 성질이 있음 재활용이 가능함
전선 피복 장난감 호스 플라스틱 용기 과자봉지 음료수병 스티로폼
열경화성 플라스틱 
한번 굳으면 열을 가해도 녹거나 부드러워지지 않음 단단하고 강도가 높은 플라스틱
접착제 방수 페인트 자동차 재료]]> 2021-11-04 05:05:12 UTC https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866616877 https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866617643 2021-11-04 05:05:47 UTC https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866617643 https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866618400 2021-11-04 05:06:22 UTC https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866618400 https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866618765 구리-전기전도성 우수(전선,전기부품)
황동-구리+아연,가공용이(악기,메달)
청동-구리+주석(동상,종)
알루미늄-가벼움(캔,비행기재료)
열가소성 플라스틱-열을 가하면 녹거나 부드러워짐(스티로폼,장난감)
열경화성 플라스틱-단단하고 강도가 높음(접착제,방수페인트)]]> 2021-11-04 05:06:39 UTC https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866618765 https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866623300 2021-11-04 05:09:57 UTC https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866623300 https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866624871 2021-11-04 05:11:00 UTC https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866624871 https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866625719 2021-11-04 05:11:36 UTC https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866625719 https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866625904 2021-11-04 05:11:45 UTC https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866625904 https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866626081 2021-11-04 05:11:53 UTC https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866626081 https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866627554 2021-11-04 05:12:59 UTC https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866627554 https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866627586 구리
특징-전기 전도성과 전연성 우수
 용품:전성,전기부품
황동
특징-색이 아름다움
용품:악기,매달,동전
청동
특징-마도에 겅함,녹슬지 않음
동상,총
알루미늄
특징-가벼운 금속
용품:음료수 캔,비행기 재료

열기소성 플라스틱은 열을 가해 녹임
전선 피복,장난감
열경화성 플라스틱은 열을 가해도 녹거나 부드러워지지 않음
접착제,방수페인트]]> 2021-11-04 05:13:00 UTC https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866627586 https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866636949 2021-11-04 05:18:56 UTC https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866636949 https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866639816 2021-11-04 05:21:07 UTC https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866639816 https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866640737 2021-11-04 05:21:51 UTC https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866640737 https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866673960 2021-11-04 05:49:57 UTC https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866673960 https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866777269 2021-11-04 07:06:53 UTC https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1866777269 https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1867284528 2021-11-04 12:30:59 UTC https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1867284528 https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1867427370 구리 
전기전도성이 우수, 전연성 우수, 녹이 잘 슬지 않음.
황동:노란색 구리
구리+아연,색이 아름다움,가공이 용이, 악기 메달 동전
청동
특징:구리+주석, 마모에 강함.녹슬지 않음,용도 동상,종
알루미늄
가벼운 금속, 단단함, 녹이 잘 쓸지 않음
플라스틱 
강도가 우수하고 열과 전기를 잘 전달하지 않는다.
착색이 자유롭고 빛을 투과하며 다양한 모양의 만들 수 있다.
움료수 캔, 자동차 휠
열가소성 플라스틱
열을 가하면 녹거나 부드러워지는 성질이 있음 재활용이 가능함
전선 피복 장난감 호스 플라스틱 용기 과자봉지 음료수병 스티로폼
열경화성 플라스틱 
한번 굳으면 열을 가해도 녹거나 부드러워지지 않음 단단하고 강도가 높은 플라스틱
접착제 방수 페인트 자동차 재료]]> 2021-11-04 13:30:59 UTC https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1867427370 https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1867526046 2021-11-04 14:05:54 UTC https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1867526046 https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1867570353 명칭:구리 특징:전기전도성이 우수.전영성 우수.녹이잘 슬지않음 용도:전선,전기부품 명칭:황동 특징 구리+아연.색이 아름다움 용도:악기,메달,동전 명칭:청동 특징:구리+주석.마모이 강함.녹슬지 않음 용도:동상,종 명칭:알루미늄 특징:가벼운 금속,녹이잘 슬지않음 용도:음료수캔,비행기 재료,자동차(휠)재료(합금) 특성:강도거 우수하고 열과 전기를 절 전달하지 않는다,착색이 자유롭고 빛을 투과하여 다양한 모양을 만들수 있다 (종류) 명칭:열기소성 플라스틱 특징:열을 가하몬 녹거나 부드러워지는 성질이 있음(재활용가능) 용도:전선피복,장남감,호스,플라스틱용기,과자봉지,음료수뵹,스티로폼등 명칭:열경화성 플라스틱 특징:한번 굳으면 열을 가해도 녹거나 부드러워지자 않음 단단하고 강도가 높은 플라스틱 용도:접착제,방수페인트,자동차 재료등]]> 2021-11-04 14:20:48 UTC https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1867570353 https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1867598936 2021-11-04 14:30:35 UTC https://padlet.com/cuteysn7/ozfwwc8i8tmn8swo/wish/1867598936 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