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Light Quiz

1. The electromagnetic specturm contains


Xrays

Visible Light

UV light

All of above




2. In order to see an object,


it must emit light .

it can scatter light.

it can reflect light.

All of above




3. Light travels


in straight lines.

and bends as it goes trhough different mediums.

Neither of the two choices.

Both of the first two choices.




4. Lenses are used


to magnify.

in cameras, microscopes, & telescopes.

in the eye.

All of above.




5. White light consists of


sunlight..

the colors red, yellow, and blue.

many wavelengths.

All of the above.




6. Wavelengths


affect each retinal cell the same.

affect retinal cells differently.

are reflected off the retinal cells.

are not sensed by the retinal cells.




7. The angle of reflection


describes how we see the moon.

is why we see red colors.

is equal to angle of incidence.

All of above.




8. Refraction of light


is why we see rainbows with prisms and raindrops.

happens to make a pencil seem to bend in glass. of water.

both above choices.

None of the choices.




9. Transmitted light


desribes light coming from a source.

describes light going through transparent and transluscent objects.

is absorbed by objects.

is reflected on transluscent objects.




10. Red light


absorbed by an object allows you to see it as red.

transmitted through an object allows you to see it as red.

lets you see an object as green when sensed by retinal cells.

lets you see an object as red if reflected.

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