Discuss how you could measure Earth's diameter using nothing but a shadow-casting stick, a protractor, and a car's trip odometer if on a road trip between two cities that are approximately on the same line of constant longitude with a relatively straight shot of road connecting them.

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