A diffraction grating with 2,530 lines/cm is illuminated with monochromatic light that has a wavelength of 574 nm. At what angle does the 2nd order maximum appear?

5points ! is potential chemical energy always transformed into kinetic

Complete the sentence to describe the law of conservation of energy. the law of conservation of energy states that energy cannot be created or , but it can be

Awheel of mass 48 kg is lifted to a height of 0.8 m. how much gravitational potential energy is added to the wheel? acceleration due to gravity is g = 9.8 m/s2. a. 30.4 j b. 3.1 j c. 297.9 j d. 11,321 j