Tobject]user:
air spaces are used in insulation because
air is a good conductor
air is a poor conductor
air is light
air is colorless

Which type of basaltic lava flow has a fairly smooth

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

Astudent pushes a 60-n block across the floor for a distance of 10 m. how much work was done to move the block