(i) Full moon night occurs once every………. (a) day (b) 15 days (c) 20 days (d) month
The time interval between a full moon and the next repetition of the same phase, i.e., a synodic month, averages about 29.53 days.So, the full moon roughly appears once a month. Thus, option (D) Month, is correct. So, “Full moon night occurs once every month.”
