The Full Spectrum of Light Quiz

What is light?

• Magnetic fields that attract or repel

• Sound waves that carry music

• Electromagnetic radiation that acts like both a wave and a particle

• Particles that travel in straight lines

What determines the energy of a wave of light?

• Frequency

• Wavelength

• Amplitude

• Speed

What are the receptors in our eyes that measure brightness called?

• Rods

• Cones

• Retina

• Cornea

What is the range of light that our retina can measure called?

• X-rays

• Ultraviolet light

• Infrared light

• Visible light

What happens when light with an energy our retina can't measure shines on us?

• It stimulates the rods in our eyes

• It becomes visible light

• It creates a rainbow

• It gets absorbed by the eye's surface

What kind of light has long wavelengths?

• Visible light

• Radio waves

• Ultraviolet light

• X-rays

What kind of light has short wavelengths?

• Microwaves

• Visible light

• Infrared light

• X-rays

What do telescopes help us see beyond?

• Visible light

• Infrared light

• X-rays

• Ultraviolet light

What can we study by understanding the physics of different kinds of light?

• The ocean

• The weather

• The human body

• The natural world

What can we perceive by knowing a little bit about the natural world?

• The full spectrum of light around us

• The taste of different foods

• The sounds of nature

• The history of ancient civilizations