what is time?

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I heard about einsteins theory of relativity (or something), like if ur in a different planet vs on earth, one person may grow older faster than other guy? well this still doesn’t make sense to me. the way i see time is that its just a way of keeping count of somethings age. but scifi movies and einsteins theory is like saying time is affected by speed?

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Anonymous 0 Comments

In an absolute sense, the faster you move, the slower time passes for you relative to someone who is “standing still” from your reference point.

This goes all the way up to the speed of light! Time doesn’t pass for a photon, one moment it leaves the source, the next moment it arrives at its destination, out of its own frame of reference, zero time has passed, out of our frame of reference on earth, it moved at 670 000 000 miles per hour in a vacuum.

Remember that time is only a man-made interpretation of things we see and try to understand for ourselves. Our assumptions are very simplistic, and work very well as approximations for our daily experiences.

The fastest humans have ever moved relative to earth is about 24 200 miles per hour on the apollo rockets to the moon. This is only 0.0035% of the speed of light – absolutely insignificant.

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