The average normal body temperature measured in the mouth is 310 K. What would Celsius thermometers read for this temperature? 54.1°C

23.8°C

36.9°C

42.7°C

Which statement best describes the superposition principle? a.) if two in-phase waves arrive simultaneously at a point, their amplitudes add up b.) if two out-of-phase waves arrive simultaneously at a point, their amplitudes add up c.) if two in-phase waves arrive at a point one after another, their amplitudes add up d.) if two out-of-phase waves arrive at a point one after another, their amplitudes adds up