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The only way you can see yourself in a mirror is when there is light present. The ray of light hits the surface of the mirror and it reflects in your eyes. Which allows you to see you!
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An Oscilloscope.
An electron microscope.
you can't see if you don't have a eyes
Photoreceptors sense light. They are what allows you to see.
All of them. Your sense of vision allows you to see obvious problems, like badly installed connections. Your sense of touch allows you to determine insulation that is overheating. Your sense of smell allows you to identify charring due to short circuits. Your sense of hearing allows you to hear arcing.
When you add the letter 't' to the word 'sigh', you get 'sight', which is the sense of seeing.
Equilibrioception ; see related link to additional information .
Many people believe dogs and cats have a 6 sense. (like some humans have.) It allows them to sense and see spirits, Ghosts and demons. After Alot of research. Scientists believe this also.
A human sense is our 5 senses feel, smell, taste, hear and see. we also have one more sense that allows us to feel a presence in a room. for example if some one walked into a room and did not make a sound but i knew they were there that would be an example of that sense.
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The visual system is what allows people to see things with.
You can sense them by your sight,your sense of hearing,and your sense of feeling.That's why you can see ghosts.Either that or you're a person who can see and talk to ghosts.
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the digestive system