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Physics Ch 29 ppt.p3
cdeutsch/ursuline
Question | Answer |
---|---|
Is your eye able to tell the difference b/t an object and its virtual image? | No, the light enters your eye exactly the same way it would if the image were real. |
Are the distance behind the mirror and the size of the the object the same? | Yes |
What does the law of reflection say about curved mirrors? | It is the same, however, the sizes and distances of the object and image are not longer equal. |
How does the image form on a convex mirror? | The virtual image is smaller and farther from the mirror than the object is. |
How does the image form on a concave mirror? | The virtual image is larger and closer than the object is. |
Describe a plane mirror and give 2 examples. | A plane mirror is flat. a bathroom mirror and a dressing room mirror |
Describe a convex mirror and give 2 examples. | A convex mirror is curved outward. security mirrors, traffic control mirrors |
Describe a concave mirror and give 1 example. | A concave mirror is curved inward. a make-up mirror |
What is an image? | a likeness or reproduction of an object |
Describe virtual images. | Virtual images in mirrors are images that seem to be in or behind the mirror and appear upright. |
Describe real images. | Real images are formed by converging light rays and can be displayed on a screen and appear inverted. |