1. The electromagnetic radiation that can be detected by the human eye is the
a sound b. light c. X-ray Là con
2. What do you call the separation of light into its component color?
a. polarization b. dispersion c. scattering
3. If violet has the shortest wavelength therefore, it has high
a. frequency b. pitch c. amplitude
4. How is the wavelength of a light related to its energy?
a. the longer the wavelength the higher the energy c. the shorter the b. the shorter the wavelength the higher the energy d. none of the above
5. How is the frequency of a light related to its energy?
a. the longer the wavelength the higher the energy the shorer b. the shorter the wavelength the higher the energy a. none of the
6.Which color of the white light has the lowest energy
a.red b.blue c. violet d.orange
7.What happens to the light particles when light hits an even surface?
a.they are scattered in many directions
b.they are absorbed by the surface
c.they are reflected off in a straight line
d.they pass through the surface
8.We see things because
a.because the object reflects light to our eyes
b.because the object refract light to our eyes
c.because the object diffuse light to our eyes
d.all of the above
9.What will happen a white light pass through a prism
a.light is dispersed by the prism into different colors
b.light is absorved by the prism
c.light is reflected by the prism
d.nothing happens to light
10.What will happen if the light from the sun pass through a droplet of water?
a.it will form a rainbow
b.the sun light is reflected
c.it will act as mirror
d.all of the above



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