Discover Questions

Where can I find average monthly daylight for US cities preferably in minutes/hours? A pair of dice are tossed. What is the probability that doubles are rolled, given that the sum on the two dice is less than 8? A pair of dice is tossed twice. Find the probability that both rolls give a sum of 6. (Enter your probability as a fraction.)? How 2 make 2+2=5? Can momentum exist without a mass, if photon particle of light have no mass or volume how can they have momentum?