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Visual Illusions |
Record 1 to 23 of 23 |
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Illusion, Helmholtz's Squares Optical illusion.... |
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Illusion, Von Recklinghausen's Illusion Optical Illusion... |
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Illusions, Optical Illustration showing optical illusions. It is not always possible to trust the eye to be sure if the lengths of lines a and b are the same. You would need to measure to be sure of your conclusion.... |
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Illusions, Optical Illustration showing optical illusions. It is not always possible to trust the eye to be sure if the lengths of lines a and b are the same. You would need to measure to be sure of your conclusion.... |
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Illusions, Optical Illustration showing optical illusions. It is not always possible to trust the eye to be sure if the lengths of lines a and b are the same. You would need to measure to be sure of your conclusion.... |
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Illusions, Optical Illustration showing optical illusions. It is not always possible to trust the eye to be sure if the lengths of lines a and b are the same. You would need to measure to be sure of your conclusion.... |
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Illusions, Optical Illustration showing optical illusions. It is not always possible to trust the eye to be sure if the lines are the same distance apart. You may need to measure to be sure of your conclusion.... |
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Illusions, Optical Illustration showing optical illusions. It is not always possible to trust the eye to be sure if the lines are the same distance apart. You may need to measure to be sure of your conclusion.... |
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Illusions, Optical Illustration showing optical illusions. It is not always possible to trust the eye to be sure if the lines are prolongations of the other lines. You may need to measure to be sure of your conclusion... |
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Visual Illusion B appears larger than A, but they are the same size.... |
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Visual Illusion A appears wider than B, but they are the same width.... |
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Visual Illusion The white dots appear larger than the black dots, but they are the same size.... |
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Visual Illusion Print this figure on a sheet of paper and then give it a slight twirling motion as if you were swirling water around in a dish. The cog-wheel on the left will appear to revolve slowly, while the wheel... |
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Visual Illusion Print this figure on a sheet of paper and then give it a slight twirling motion as if you were swirling water around in a dish. The cog-wheel in the center will appear to revolve slowly, while the oth... |
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Visual Illusion The man on the box appears to be larger than the boy, but is actually smaller due to effect of perspective.... |
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Visual Illusion The lines appear to slope, but are actually parallel.... |
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Visual Illusion The lines appear to curve, but are actually parallel.... |
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Visual Illusion The circle appears to flatten out at the corners of the square, but it is a true circle.... |
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Visual Illusion The line on the right appears to continue as the top line on the left, but it actually continues as the bottom line.... |
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Visual Illusion Print this figure on a sheet of paper and then give it a slight twirling motion as if you were swirling water around in a dish. The cog-wheels will appear to revolve slowly, while the other wheels tur... |
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Visual Illusion: Line length Which line is longer? The black line on the right appears longer than the line beside it, but both lines are exactly the same length.... |
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Visual Illusion: Perspective Who is the biggest? The policeman, most people would say. But the policeman is really the smallest, and the little girl is the biggest.... |
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Visual Illusion: Sloping Lines If you fix your eyes on the two white spaces between the lines it will appear as if the top space becomes wider at the ends, and as if the bottom space becomes wider in the middle. But both lines are ... |
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Clipart ETC is a part of the Educational Technology Clearinghouse and is funded by various grants. Produced by the Florida Center for Instructional Technology, College of Education, University of South Florida. Email the project manager.