Apositive psychologist is most likely to devote her attention to studying the

Aforce of 240.0 n causes an object to accelerate at 3.2 m/s2. what is the mass of the object?

Zeros that follow non-zeros numbers and are also to the right of a decimal point are significant

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?