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We can see only a tiny spectrum of radiation called visible radiation, and not the rest (infrared, gamma, x-rays, etc etc). We can hear only 20 to 20,000 Hz of sound, and not above it (like bats and dogs can). We can smell only a few things and not millions like some animals.
And we base our perception of reality on these in-complete senses. How real is our World? Are we living in a blind mans paradise?

2007-06-07 02:45:11 · 6 answers · asked by Anonymous in Science & Mathematics Physics

Or let us put it this way, suppose we could see all types of rays, including gamma, infrared, ultraviolet, microwaves, etc etc, and we could hear all types of sounds no matter what frequency. And we could smell and taste everything out there. What would we be thinking of this World that I live in.

2007-06-07 02:55:04 · update #1

I think we should realize that there are so many types of EM waves and other sensory sujects out there that are not even discovered by us yet. We know that pigeons find direction using the earth's magnetic field. We do not know how many types of waves are not even discovered yet. So I can in all certainty say that I have very little inputs to know what is 'real'. I mean imagine meeting a friend and saying 'your skeleton looks lovely today' if we could see x-rays. How would we define beauty then? And so many more things. I am ignorant, and I am blind, deaf, and can't smell , taste and feel. Therefore forgive me for basing my world on these half truths known as 'reality'.

2007-06-08 05:39:33 · update #2

6 answers

We most definintely ARE blind...mostly blind.

The facts show us that we see only a small portion of the light spectrum.

LOng wave, radio, tv, microwave, infrared, visible, ultraviolet, xray and gamma ray are ALL forms of light.

We only see a VERY TINY FRACTION of the light spectrum...

2007-06-07 02:53:21 · answer #1 · answered by parrothead_usn 3 · 0 0

We seem to have evolved with the senses required to survive.
Bats need to hear higher frequencies bees may need to see ultra violet,if we had needed to smell all the odors a dog can smell this sense would probably have been developed by us.
We seem to be doing OK.

2007-06-07 11:54:14 · answer #2 · answered by Billy Butthead 7 · 0 0

Using those terms, we are actually almost completely blind. We can see only a tiny fraction of the spectrum. However, we have developed equipment that has llowed us to detect pretty much all of the parts of it we cannot see.

2007-06-07 09:48:01 · answer #3 · answered by Anonymous · 0 0

No animal can see all the wavelengths, hear all sounds and smell all substances. Our reality is continuously changing by the new knowledge obtained through better instruments.

2007-06-07 09:54:07 · answer #4 · answered by Swamy 7 · 0 0

There are always going to be things of which we are unaware.

And we are always going to try to extend our senses through instrumentation, and further scientific attempts.

2007-06-07 09:50:10 · answer #5 · answered by ? 6 · 0 0

there are some things that our eyes can't see

2007-06-07 09:49:29 · answer #6 · answered by robert T 2 · 0 0

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