How are work, force and distance related?

Light from a sodium lamp passes through a diffraction grating that has 1000 slits per millimeter. the interference pattern is viewed on a screen 1.000 m behind the grating. the first (m = 1) two bright yellow fringes that are visible are 0.7288 m and 0.7300 m from the central maximum. what are the wavelengths of these two fringes?

Which bonds are found inside a water molecule

Moria is drawing the electric field lines around a pair of charges. one charge is positive, and the other charge is negative.