A stovetop burner on medium reaches 95°C. Which will also receive a flow of heat directly from the burner? the surrounding air
a burner at the same temperature
a pan heated to 100°C
hotter water inside a pan

Rohit is trying to tune an instrument

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

Convection currents are caused by differences in what two things?