To simplify what is really a very complicated series of influences, you could say that in general the side of the Earth facing the Moon feels its gravity the most--because the strength of gravity decreases the farther away you get from its source--so water on Earth bulges towards the Moon, creating a high tide.
Meat may stay in the intestines for 24-72 hours and still depend on its type. Likewise, red meat in particular takes 1-3 days to complete the digestion process because of fat content and high protein, according to Lisa Cicciarello Andrews of University of Cincinnati.or the food that already clears the small intestine and goes to large intestine or the colon to prepare the process of elimination, the approximate time could be 30-40 hours for food to pass through and eliminated from the body. Digestion Rate of Various Meats.
so generally, food leaves the stomach about four hours after you eat it. it really depends on how big of a meal you've eaten, because the duodenum can only take in a small amount at a time for calorie absorption (i believe, on average, every 30 minutes or so it opens up to take in another handful of chyme). but, of course, digestion continues after food leaves the stomach. it goes on to the rest of the small intestine for further nutrient absorbtion, and then to the large intestine for water absorbtion. under normal circumstances, it can take 24-48 hours for a meal to fully leave your body.