The Global Positioning System (GPS) is a network of about 30 satellites orbiting the Earth at an altitude of 20,000 km.
There are 435 voting members in the House of Representatives.
535 is the total number of members in the U.S. Congress: 435 Representatives and 100 Senators. In addition to the 435 voting members in the House, there are also five non-voti â¦ ng seats.