과학(3-4)화학반응에서의 에너지 출입 by 선생님전일 https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje en-us 2024-04-02 23:58:30 UTC 2024-04-04 03:04:05 UTC hello@padlet.com 1 2024jimspad1 https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940988555 2024-04-03 00:14:44 UTC https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940988555 2 2024jimspad1 https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940988784 2024-04-03 00:15:00 UTC https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940988784 3 2024jimspad1 https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940989434 2024-04-03 00:15:41 UTC https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940989434 4 2024jimspad1 https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940989591 2024-04-03 00:15:51 UTC https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940989591 5 2024jimspad1 https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940989671 2024-04-03 00:15:55 UTC https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940989671 6 2024jimspad1 https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940989742 2024-04-03 00:15:59 UTC https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940989742 30407김하준 2024jimspad1 https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940989842 산화칼슘이 물과 반응할 때 열에너지를 방출한다.

화학반응: 산화칼슘 + 물 ->

]]> 2024-04-03 00:16:04 UTC https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940989842 8 2024jimspad1 https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940989928 2024-04-03 00:16:08 UTC https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940989928 9 2024jimspad1 https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940990044 2024-04-03 00:16:15 UTC https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940990044 30411 안진성 2024jimspad1 https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940990189 손난로에 들어 있는 철이 공기 중의 산소가 반응할 때 주변으로 에너지를 방출하므로 손난로가 따뜻해진다

화학반응 : 철+산소->산화철 + 열에너지

]]> 2024-04-03 00:16:23 UTC https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940990189 30412양은지 2024jimspad1 https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940990244 질산수소나트륨과 물이 반응하면

열을 흡수하는 냉찜질팩이된다.



]]> 2024-04-03 00:16:26 UTC https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940990244 30413 잘생긴 오정현장체험학습 2024jimspad1 https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940990366 2024-04-03 00:16:34 UTC https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940990366 30415 윤연지 2024jimspad1 https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940990417 나무가 연소할 때 열에너지와 빛에너지를 방출한다.

화학학반응: 나무 + 산소 -> 재 + 수증기 + 이산화탄소 + 열에너지 + 빛에너지

]]> 2024-04-03 00:16:37 UTC https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940990417 17 (멋쟁이 이상엽기떡볶이) 2024jimspad1 https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940990557 에너지가 방출되는 화학반응

양초로 연소되면서 에너지가 방출된다.

]]> 2024-04-03 00:16:42 UTC https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940990557 19 2024jimspad1 https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940990698 2024-04-03 00:16:50 UTC https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940990698 30421 임예나 2024jimspad1 https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940990836 철과 산소가 반응했을 때 산화철이 생성된다

철과 산소의 에너지 합이 산화철의 에너지보다 크기 때문에 그 차이만큼 에너지 방출해 주변 온도가 올라간다.

화학반응: 철 + 산소 -> 산화철 + 열에너지

]]> 2024-04-03 00:16:59 UTC https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940990836 23 2024jimspad1 https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940990912 2024-04-03 00:17:03 UTC https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940990912 30414유민아 2024jimspad1 https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940990989 2024-04-03 00:17:07 UTC https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940990989 16. 윤주하 2024jimspad1 https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940991065 액체 부탄이 기체로 변하면서 공기 중의 열을 흡수하여 부탄가스 통 주변이 차가워진다.(기화열 흡수, 물리변화, 상태변화-기화)

]]> 2024-04-03 00:17:11 UTC https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940991065 30418 이요한 2024jimspad1 https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940991139 산소로부터 오존(O3)의 형성

화학반응 : 산소+산소-> 오존 + 산소원자(라디칼)

]]> 2024-04-03 00:17:16 UTC https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940991139 30420임석현 2024jimspad1 https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940991188 냉찜질용 주머니

이 찜질용 주머니는 바깥주머니에 질산암모늄을 채워넣고 안쪽 주머니에는 물을 채워 놓아 누르면 두 물질이 섞여 흡열 반응이 일어난다

화학반응: 질산암모늄 + 물 + 에너지 ->


]]> 2024-04-03 00:17:19 UTC https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940991188 30422장시우 2024jimspad1 https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940991226 2024-04-03 00:17:22 UTC https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940991226 24 지혜민 2024jimspad1 https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940991270 2024-04-03 00:17:25 UTC https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2940991270 30405 김상환 https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2941026403 세포호흡

반응과정에서 자유 에너지 방출

(자유에너지는 말그대로 자유로운 에너지를 말한다)

]]> 2024-04-03 00:44:49 UTC https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2941026403 30422장시우 https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2941027726 2024-04-03 00:45:52 UTC https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2941027726 30405 김상환 https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2941027810 실온에서 물이 어는현상(실온보다 온도가 낮아야함)-물리변화, 발열반응, 응고열 방출

]]> 2024-04-03 00:45:56 UTC https://padlet.com/jeoilmiddleschool1/31b9fwcedvg7faje/wish/2941027810