Light and Spectrum Quiz

What is light primarily composed of?

• Protons

• Neutrons

• Electrons

• Photons

Which color of visible light has the highest energy?

• Red

• Green

• Blue

• Violet

What is a spectrum?

• A device that measures the spectrum of light

• A representation of a sample of light into its component energies or colors

• A type of light that is invisible to the human eye

• A form of electromagnetic energy that comes mainly from protons

What device is used to split white light into a spectrum of colors?

• Microscope

• Telescope

• Spectrometer

• Barometer

What is the wavelength range of visible light in nanometers (nm)?

• 100-400 nm

• 400-700 nm

• 700-1000 nm

• 1000-1500 nm

What is the unit of measurement for wavelength?

• Meters

• Centimeters

• Millimeters

• Nanometers

Which of the following is NOT part of the electromagnetic spectrum?

• Radio waves

• Microwaves

• Sound waves

• Gamma rays

• Photon

• Electron volt

• Hertz

• Joule

According to the Planck relationship, the energy of a photon is given by which formula?

• E = mc^2

• E = hv

• E = 1/2 mv^2

• E = kT

Which type of electromagnetic radiation has the highest energy?

• Radio waves

• Microwaves

• Infrared

• Gamma rays