Sarah sells organic produce to a tricounty area. She demonstrates the same produce to rural and urban potential customers. O introduce yourself to prospective customers
o assess the potential customers' needs
O present the benefits of your product or service
build the relationship to develop loyal customers

If you chip a tooth, most likely you will go to the dentist to have the missing material filled in. currently the material used to fill in teeth is a polymer that is flexible when put in, yet is hardened to the strength of a tooth after irradiation with blue light at a wavelength of 461 nm. what is the energy in joules for a photon of light at this wavelength?