Ever wonder why objects in your car’s side mirror appear farther away? Learn the science behind this warning and how convex ...

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All it is is a device that measures the angle between two objects. The sextant makes use of two mirrors. With this sextant, one of the mirrors ( mirror A in the diagram) is half-silvered ...

It retains traces of the putty used to hold the glass mirror (long since perished ... Comments are closed for this object What's this? Most of the content on A History of the World is created ...

In many places, the warning “objects in the mirror are closer than they appear” is often etched into a car’s side-view mirrors as a permanent reminder to be cautious in pulling off such ...