Which of the following has mechanical energy? select one: a. car battery b. compressed spring c. glowing incandescent light-bulb d. nucleus of uranium atom

A4.0-cm tall light bulb is placed a distance of 32.0 cm from a concave mirror having a focal length of 16.0 cm. determine the image distance

Which of these activities increases the amount of carbon in the atmosphere?

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