The Three Branches of US Government. Issues. The United States has three branches of government: the executive, the legislative and the judicial. Each of these branches has a distinct and essential role in the function of the government, and they were established in Articles 1 (legislative), 2 (executive) and 3 (judicial) of the U.S. Constitution.
By 2005 the aluminium can weighed about 14.7 grams. Cans are getting lighter all the time. Today, aluminium cans are about 30% lighter than they were 25 years ago. Thinner, stronger sections are now being used with less metal, less energy and more savings in weight.
According to federal regulations, the legal weight for an 18 wheeler is 80,000 pounds. Oversized trucks can weigh more but they need a special permit. Most cars weigh roughly 4,000 to 5,000 pounds. In general, the average length of an 18 wheeler is somewhere between 70 and 80 feet long.