North-West and South-East coupling of atoms In this interaction, the atomic compass needles do not only align in a North-South direction, but also in an East-West direction. "Where they point depends ...

The four cardinal directions are North (N), East (E), South (S), West (W). This can be remembered using the mnemonic Naughty Elephants Squirt Water. The directions are at \(90°\) angles on the compass ...

The North Star. This is found by using the sidewall of the Big Dipper’s bowl (on the right side) and lining up the two stars to form a line which points upward. Follow this up to the (faint) handle of ...