Flame Colours and Spectroscopy
Interactive Video
•
Science, Physics, Chemistry
•
6th - 12th Grade
•
Practice Problem
•
Hard
Wayground Content
FREE Resource
The video explores the evolution of spectroscopy, starting with Bunsen's flame tests and advancing to Kirchhoff's spectroscope, which allowed for precise element identification. This led to the discovery of cesium and rubidium. The video also covers the discovery of helium during a solar eclipse by Jansen and Lockyer, highlighting the power of spectroscopy in identifying new elements.
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2 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
What new element was discovered during the total solar eclipse in 1868?
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
What was the significance of the yellow line observed by astronomers during the eclipse?
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