Electromagnetic Spectrum

Flashcard
•
Chemistry
•
9th - 12th Grade
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the electromagnetic spectrum?
Back
The electromagnetic spectrum is the range of all types of electromagnetic radiation, which includes radio waves, microwaves, infrared, visible light, ultraviolet, X-rays, and gamma rays.
2.
FLASHCARD QUESTION
Front
Which type of electromagnetic radiation has the shortest wavelength?
Back
Gamma rays have the shortest wavelength in the electromagnetic spectrum.
3.
FLASHCARD QUESTION
Front
What is the relationship between wavelength and frequency in electromagnetic waves?
Back
Wavelength and frequency are inversely related; as the wavelength decreases, the frequency increases.
4.
FLASHCARD QUESTION
Front
What is the speed of light in a vacuum?
Back
The speed of light in a vacuum is approximately 299,792 kilometers per second (or about 300,000 km/s).
5.
FLASHCARD QUESTION
Front
What is the ground state of an atom?
Back
The ground state of an atom is the lowest energy state of its electrons, where they occupy the closest orbitals to the nucleus.
6.
FLASHCARD QUESTION
Front
What is the excited state of an atom?
Back
The excited state of an atom occurs when one or more electrons have absorbed energy and moved to a higher energy level.
7.
FLASHCARD QUESTION
Front
What force holds protons together in the nucleus?
Back
The strong nuclear force holds protons and neutrons together in the nucleus, overcoming the electromagnetic repulsion between protons.
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