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구리 화학 실험 및 변색 활동
Dr. David Purvis
평균 평점:4.9수강 후기 수:(42)
학생들은 구리 동전을 사용하여 세 가지 화학 실험을 수행합니다.
보고계신 지문은 자동 번역 되었습니다
수업 경험
In this one-time class, three chemistry experiments will be presented that use copper pennies. The experiments use pennies before and after 1982 (see materials for additional details). The first experiment will explore the dark tarnish on pennies and chemical reactions that remove the tarnish. The second experiment will form blue malachite on copper pennies, and the third will use copper pennies to coat steel paper clips with copper. I will model the procedures and students will set up the...
I have many years experience teaching science classes in elementary and middle schools. I have even taught PreK and Kindergarten science as well as science education classes in a teacher education department. In an online setting, I make my classes as hands-on, interesting, fun, and rigorous as possible!
10-15 dull pre-1982 pennies 5 shiny post-1982 pennies small cups vinegar, salt, water, lemon juice tweezers a couple plates paper towels
There are no safety issues associated with these experiments.
평균 평점:4.9수강 후기 수:(42)
For over 25 years I have taught science in some context to elementary, middle, secondary, and college students. I have taught science education courses in a teacher education program and have even taught pre-K and Kindergarten science. I have...
그룹 수업
₩100
클래스당1회 수업
40분
4 명의 학생이 수업을 완료함
실시간 화상 수업
Ages: 8-12
수업당 학습자 3-8 명
