
Understanding Fluorescence and Atomic Structure
Interactive Video
•
Physics, Chemistry, Science
•
9th - 12th Grade
•
Hard

Jackson Turner
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary reason low energy fluorescent light bulbs appear white?
They have a special coating that fluoresces.
They are made of white glass.
They emit only ultraviolet light.
They contain white gas.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the relationship between the energy levels and their distance from the nucleus?
Energy levels are random in spacing.
Energy levels get further apart as they move away from the nucleus.
Energy levels get closer together as they move away from the nucleus.
Energy levels are equally spaced.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to an electron when it absorbs energy equal to the energy gap between levels?
It remains in the same energy level.
It moves to a lower energy level.
It moves to a higher energy level.
It leaves the atom completely.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to an electron in an excited state?
It leaves the atom permanently.
It falls back to the ground state, emitting energy.
It moves to a lower energy level without emitting energy.
It stays in the excited state indefinitely.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the term used when an electron returns to the ground state in multiple steps, emitting different wavelengths of light?
Absorption
Reflection
Fluorescence
Ionization
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary characteristic of fluorescence?
Emission of light with the same wavelength as absorbed.
No emission of light.
Emission of light with a shorter wavelength than absorbed.
Emission of light with a longer wavelength than absorbed.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why does tonic water glow blue under UV light?
It absorbs UV light and emits blue light.
It reflects blue light naturally.
It contains a blue dye.
It absorbs blue light and emits UV light.
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