Kepler's Task. 1  A portrait of Johannes Kepler by an unknown artist. 2  Kepler's Third Law: The Hohmann Transfer Orbit. 3  Circular and Elliptical Orbits Having the Same Period and Focus. 4  Circular and Elliptical Orbits Having the Same Period and Focus. 5  Illustrating Kepler's 2nd law: Segments AB and CD take equal times to cover.
Generally, it takes between seven and 10 hours for a dog to digest food, but the many variables mean that only your vet can tell you how long it should be taking.
It takes at least eight hours for food to pass through the digestive track. Through the tract itself, about 6 - 8 hours is correct, but from the time the food is eaten to the time it leaves your body, it can be anywhere from 1 - 3 days. Here is a pretty helpful and more detailed article.