The 2010 Dietary Guidelines for Americans recommends eating within the following ranges: 1  Carbohydrates: 45-65% of calories. 2  Fat: 20-35% of calories. 3  Protein: 10-35% of calories.
terrestrial. adjective. 1  Of or relating to the earth or its inhabitants. 2  Biology Living or growing on land or on or in the ground; not aquatic, arboreal, or epiphytic: terrestrial mammals; terrestrial apes; terrestrial orchids.3  Astronomy Similar to the planet earth in size or composition: terrestrial planets.4  Transmitted from structures on the earth and not ...djective. 1  Of or relating to the earth or its inhabitants. 2  Biology Living or growing on land or on or in the ground; not aquatic, arboreal, or epiphytic: terrestrial mammals; terrestrial apes; terrestrial orchids. 3  Astronomy Similar to the planet earth in size or composition: terrestrial planets. 4  Transmitted from structures on the earth and not ...
The Terrestrial Planets. The terrestrial planets are the four innermost planets in the solar system, Mercury, Venus, Earth and Mars. They are called terrestrial because they have a compact, rocky surface like the Earth's. The planets, Venus, Earth, and Mars have significant atmospheres while Mercury has almost none.