Answer by Historikeren. Confidence votes 4.7K. Using average distances from the Sun the minimum distance is 1.0 - 0.7233 astronomical units, 0.2767 AU or 41.39 million km. But using the eccentricity of the orbits as well, the Earth's distance is 1.0Â±0.01672 AU, while Venus's distance is 0.7233x(1Â±0.00679) AU.
How Many Hours of Sleep Does a Toddler Need? By the time a baby becomes a toddler, she will need 10 to 14 hours of sleep per day. This includes one nap (after 18 months, naps are reduced from two to one) that lasts about one to three hours. Keeping these numbers in mind, a toddler will normally sleep 10 hours or more per night.
Here are the best sleep tips for your children, from preschool age to high school age. Preschoolers (3- to 5-year-olds) Children at this age may actually start going to bed a little earlier than they did as toddlers, because they are no longer napping, Melendres said.Preschoolers need 10 to 13 hours of sleep, according to the National Sleep Foundation.