Aheating element being placed in one end of an aquarium can heat the whole aquarium because of heat transfer by select one: a. convection b. conduction c. radiation d. evaporation

Which amusement park ride utilizes periodic motion a.slide b.bumper cars c.giant swing d.roller coaster

Which of the following characterize the historical move toward urbanization? i. increase in pollution ii. increase in frequency of natural disasters iii. increase in incidence of infectious disease a. i b. ii c. i and ii d. i and iii e. i, ii and iii

Coal combustion produces which of the following waste products? i. tar ii. methane iii. electricity i only ii only i and ii ii and iii i, ii, and iii