powerpont questions #2
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| The size and location of the object is one of the factors that determines the image formed what are the other two factors? | 1-the distance from the center of the lens2-the focal length of the lens
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| Know how to follow the rules of the three principal rays. | A ray parallel to the axispassing through the focal point. A ray through the center. A ray through the focal point.
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| In a ray diagram for converging lenses the position of the object in relation to the focal point determines what? | the size and the type of the image
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| Make sure you study the table in section 30.4 of your power point notes. |
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| The image and the object are always on opposite sides of the lenses when what kind of image is formed? | a real image
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| The image and the object are always on the same side of the lens when what kind of image is formed? | a virtual image
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| When and where were the eyeglasses invented? | Italy, late 1200's
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| What is it called when the camera uses compound lenses to minimize destortions? | aberrations
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| In a camera what is the opening called? | aperture
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| What are the two main types of telescopes | astronomical and terrestrial
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| Which type of telescope uses two lenses and has an image that is inverted? | astronomical
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| Which type of telescope uses three lenses and has an image that is upright? | terrestrial
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| What type of optical instrument uses an eyepiece and an objective lens? | a compound microscope
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| What type of optical instrument uses a combination of mirrors and lenses to produce a real, enlarged image? | a projector
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Created by:
MSeise
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