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.
Troposphere, stratosphere, mesosphere, thermosphere and exosphere. Troposphere is the Lowermost layer of the atmosphere and it contains half of the earth's atmosphere. It begins at the surface of the earth and extends out to about 4-12 miles. Air we breathe is present in this layer.