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Questions and Answers
What is the speed of light in vacuum?
What is the speed of light in vacuum?
- 200,000,000 m/s
- 300,000,000 m/s
- 299,792,458 m/s (correct)
- 250,000,000 m/s
What are the primary properties of light?
What are the primary properties of light?
- Reflection, refraction, diffraction, and interference
- Color, speed, frequency, and wavelength
- Intensity, propagation direction, frequency or wavelength spectrum, and polarization (correct)
- Energy, velocity, frequency, and amplitude
What does the term 'light' refer to in physics?
What does the term 'light' refer to in physics?
- Electromagnetic radiation with frequencies between 750–420 THz
- Electromagnetic radiation with wavelengths between 400–700 nm
- Electromagnetic radiation of any wavelength, whether visible or not (correct)
- Only visible electromagnetic radiation
What are photons?
What are photons?
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What is the range of wavelengths for visible light?
What is the range of wavelengths for visible light?
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