Many satellites orbit the earth about 1216 km above the earth’s surface. Geosynchronous satellites orbit at a distance of 4.22 × 107 m from the center of the earth. How much more energy is required to launch a 438 kg satellite into a geosynchronous orbit than into an orbit 1216 km above the surface of the earth? Answer in units of GJ.

Which atomic model was proposed as a result of j. j. thomson’s work?

Which of the following is a direct benefit of the use of assembly lines in production a. laws against theft fraud and coercion are needed to protect free choice. b. the government needs to plan efficient outcomes. c. competition among producers by itself cannot ensure a wide range of consumer choices. d. works pressure the government to guarantee minimum wages

Which wave is the result of amplification and produces a louder sound