If this same quantity of energy were transferred to 2.5 kg of water at it's boiling point what fraction of the water would be vaporized

Transportation is the largest single source of air pollution in the united states. air pollution can harm the environment and human health. which technology could offer a solution to this problem? mufflers that reduce noise motors that run on electricity tires that improve gas mileage

Which of the following has wavelength longer than the wavelength of viable light? a) x rays b) gamma rays c) radios waves d) ultraviolet waves

650.j is the same amount of energy as? 2720cal1550cal650.cal2.72cal