Earth goes once around the Sun every 365.25 days. What is the ratio of the days in the Moon's synodic
period to the number of days in Earth's sidereal orbital period?

According to the passage, which of these is true about gray water systems? a) gray water systems use plants that require less water. eliminate b) gray water systems require the use of less fossil fuels. c) gray water systems reduce the amount of fresh water used. d) gray water systems reduce the amount water used by shower heads.