Light

Nearly all the information we have about the universe comes in the form of ___

• light
• sound
• electricity
• fossils

With light waves, the things doing the waving are ___

• gravitational and magnetic fields
• electric and gravitational fields
• electric and magnetic fields
• magnetic and nuclear force fields

The distance between the crests in a wave is called ___

• the wave distance
• the wavelength
• the amplitude
• the frequency

Light with a shorter wavelength has ___

• less energy
• more energy
• a smaller velocity
• a greater velocity

Our eyes detect different energies of light as ___

• different colors
• different intensities
• different polarities
• different types of waves

The spread of colors, or wavelengths of EM radiation, is called ___

• a wave-spread
• the bandwidth
• a spectrum
• the audible range

Light with a wavelength that the human eye can detect is called ___

• visible light
• ultraviolet light'
• infrared light
• invisible light

Light with slightly shorter wavelengths than what our eyes can see is called ___

• visible light
• ultraviolet light
• infrared light
• x-rays

Light waves with the shortest wavelengths of all are called ___

• ultraviolet light
• microwaves
• x-rays
• gamma rays

Light with slightly longer wavelengths than the reddest color we can see is called ___

• infrared light
• ultrared light
• subred light
• ultraviolet light