Avehicle is only 15% efficient. what happened to the other 85%?

Which is not a step in the rock cycle?

Matter that emits no light at any wavelength is called

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