Although mice, a cat's normal food, are about 70% water, and canned food about 78%, dry food is between 5%-10% water. That's why âcanned food does a much better job of keeping your cat well-hydrated,â Pierson tells WebMD. âThink of canned food as hosing down your cat's bladder several times a day.â.
The troposphere is the layer closest to the Earth. The <b>troposphere</b> is the layer closest to the Earth.
The Troposphere. The troposphere is the lowest layer of Earth's atmosphere. The troposphere starts at Earth's surface and goes up to a height of 7 to 20 km (4 to 12 miles, or 23,000 to 65,000 feet) above sea level.