In each of the following pairs choose the form of radiation with the longer wavelength.

How often do neap tides occur? a. about once a month b. about twice a month c. about once a year d. about twice a year

Paint should be stored and mixed in an osha-approved room with all of the following, except: a) adequate ventilation b) ventilation hoods c) unshielded electrical devices d) fire extinguishers

Which of these international trade concepts results in specialization and trade increases in total world output? a) absolute advantage b) balance of payments c) absolute advantage d) international tariffs