Light Waves Question Preview (ID: 54238)
8th Grade Light Waves Unit.
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Can the sunlight cause a rug's color to fade?
a) Yes, it can take in energy from the sun and cause the color to fade
b) Yes, it can pull energy out of the rug and cause the color to fade
c) No, light is not a physical thing so it cannot change the physical rug
d) There is no way to tell
Why does light from the sun dry the glue when light from the desk lamp does not?
a) Because the glue can take in energy from the light from the sun, but not from the light from the lamp.
b) Because light from the sun pulls energy out of the glue and light from the desk lamp does not.
c) Because the sun gives off a type of light that carries energy, and light from the desk lamp does not.
d) Because light from the sun carries heat molecules, and light from the desk lamp does not.
Can light from the sun cause the nail polish to change color?
a) Yes. The nail polish can take in energy from the light, causing it to change color.
b) No. Light is not a physical thing, so it cannot change physical things like nail polish.
c) Yes. Light from the sun can pull energy out of the nail polish, causing it to change color.
d) No. Light can only change things by warming them up, so it cannot cause the nail polish to change color.
Why does light from the ultraviolet flashlight harden the filling when light from the lamp does not?
a) Because the filling material can take in energy from ultraviolet light, but not from the light from the lamp.
b) Because ultraviolet light pulls energy out of the paint, and light from the overhead lamps does not.
c) Because ultraviolet light carries energy, and light from the overhead lamps does not.
d) Because ultraviolet light carries heat molecules, and light from the overhead lamps does not.
Can light cause rocks to glow?
a) Yes. Rocks can take in energy from the light, causing them to glow.
b) No. Light is not a physical thing, so it cannot change physical things like rocks.
c) No. Light can only change things by warming them up, so it cannot cause the rocks to glow.
d) Yes. Light can pull energy out of the rocks, causing them to glow.
Why does the ultraviolet light cause the paint to fade when light from the overhead lamps does not?
a) Because the paint can take in energy from ultraviolet light but not from the light from the overhead lamps.
b) because the UV light can pull energy out of the paintings
c) because UV light contains energy
d) because UV light carries color light molecules
What is Miss Piel's favorite kind of soda?
a) Diet Dr. Pepper
b) Dr. Pepper
c) Pepsi
d) Diet Coke
What grade are you going to get on this test?
a) A
b) B
c) C
d) D
When can light change a material?
a) When the light is absorbed by that material
b) when the light is reflected by that material
c) when the light is transmitted through that material
d) there is no way to tell
When will light hit a material and NOT change?
a) when light is reflected and/or transmitted by the material
b) when light is reflected and/or absorbed by the material
c) when light is transmitted and/or absorbed
d) light will always change all materials in some way
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