Mercury has a large metallic core with a relatively thin rocky crust and mantle that has a high abundance of sulfur and potassium. Its magnetic field is off-center, which indicates that its internal structure is complex ... More »

The planet Mercury is the smallest planet in the solar system and the closest planet to the sun. It revolves around the sun at a distance of approximately 36 million miles, taking 88 Earth days to complete each orbit. More » Science Astronomy Planets

Nicknames for the eight planets in the solar system are Swift Planet for Mercury, Morning Star and Evening Star for Venus, Blue Planet for Earth, Red Planet for Mars, Giant Planet for Jupiter, Ringed Planet for Saturn, I... More »

Although the chemical composition of wood varies from species to species, wood is primarily composed of carbon, hydrogen, oxygen, calcium, potassium, sulfur, nitrogen and magnesium. Most wood contains some amount of wate... More »

Mercury, the element, has a density of approximately 13.5 to 13.6 kg/m^3, and its overall mass depends on the volume collected. The planet Mercury has a mass of approximately 3.3 * 10^23 kilograms, or .055 times the mass... More »

Mercury acetate is a chemical compound with a solid crystalline structure that is white or yellow in color. This substance has a mild vinegar odor that is toxic when it is inhaled. Since mercury acetate is hazardous, it ... More » Science Chemistry

The four layers of the Earth are called the inner core, the outer core, the mantle and the crust. In addition, there are two different types of crust. The continental crust is the part that is under land, and the oceanic... More »