Sunglasses and antennas to filter waves. Also the 3D glasses that you wear while watching a 3D movie, utilize polarization, to separate the images intended for your left eye and right eye.
Vectors (as mathematical objects) are used wherever you have to calculate with both the size and direction of a parameter. Some applications include: Moving objects (cars, boats, airplanes weather,...
The computer that you are using to ask that question was created with the help of an enormous amount of scientific knowledge. Science is all around us.
Its used in dams on the outskirts of cities along large river systems, this produces large amounts of electricity that is sometimes stored for backup energy but mostly gos straight to peoples homes.
There are many types of periscopes used in different applications. A periscope is useful anywhere where you cannot or do not want to stick you head out to see something. Most commonly periscopes are...