Electromagnetic Radiation (Grade 10 NSC Matric Physical Sciences): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What is electromagnetic (EM) radiation?
What is electromagnetic (EM) radiation?
Energy travelling through space as waves
In the wave equation , what does represent?
In the wave equation , what does represent?
Speed of light ( m·s)
Which list shows EM categories in order of increasing frequency?
Which list shows EM categories in order of increasing frequency?
Radio, microwave, infrared, visible, UV
What happens to wavelength when frequency increases in EM waves?
What happens to wavelength when frequency increases in EM waves?
Wavelength decreases
Which application uses X-rays?
Which application uses X-rays?
Imaging bone structures
What portion of the EM spectrum is visible light?
What portion of the EM spectrum is visible light?
A tiny portion
Which type of EM radiation carries more energy?
Which type of EM radiation carries more energy?
Higher frequency radiation
What is the wavelength range for visible light?
What is the wavelength range for visible light?
400-700 nm
What is the frequency of EM radiation with wavelength 200 nm? (Use m·s)
What is the frequency of EM radiation with wavelength 200 nm? (Use m·s)
Hz
What is the nature of boundaries between EM spectrum categories?
What is the nature of boundaries between EM spectrum categories?
Gradual transitions, not sharp divisions