Hoovervilles and the economy. As the economic crash of the 1930s dragged on, more and more people were ruined. Delinquent taxes, drastically rising unemployment and mortgage foreclosures were heavy burdens to overcome. Those factors forced ordinary people to either move into Hoovervilles or become transients.
Carbon is the sixth most common element in the universe and the fourth most common element in the solar system. It is the second most common element in the human body after oxygen. About 18 percent of a person's body weight is due to carbon. The black color of smoke is caused by unburned specks of carbon.
A molecule of the compound carbon dioxide contains one atom of the element carbon and two atoms of the element oxygen. Each oxygen atom shares a double bond with the carbon atom. Carbon is the sixth element in the periodic table and occurs in pure form as coal and diamonds.Oxygen, element eight, is a gas that makes up about 21 percent of the atmosphere. Living things take in oxygen and release carbon dioxide. The oxygen helps turn food into energy, creating carbon dioxide as a byproduct.arbon is the sixth element in the periodic table and occurs in pure form as coal and diamonds. Oxygen, element eight, is a gas that makes up about 21 percent of the atmosphere. Living things take in oxygen and release carbon dioxide.