Asound wave from a siren has an intensity of 100.0 w/m2 at a certain point, and a second sound wave from a nearby ambulance has an intensity level 10 db greater than the siren’s sound wave at the same point. what is the intensity level of the sound wave due to the ambulance?

Light that is polarized along the vertical direction is incident on a sheet of polarizing material. only 96% of the intensity of the light passes through the sheet and strikes a second sheet of polarizing material. no light passes through the second sheet. what angle does the transmission axis of the second sheet make with the vertical?

Select all that applywhat are some basic resources a family is expected to provide for children? educationclothesspending

What is the role of lenses in microscopy?