A flag is waved underwater at a depth of 1.2 m below the surface. An observer at the edge of the water observes the flag to be at what depth? Let the indices of refraction nwater = 1.33 and nair = 1.00. 0.90 cm
1.6 cm
1.2 cm
0.78 cm

Which of these statements best explains how the hydrosphere interacts with the atmosphere to affect global climate? mountains block rain clouds and cause changes in global rainfall and evaporation. humans burn fossil fuels to produce greenhouse gases which cause global warming. humans cut down trees which affects the amount of oxygen in different parts of the globe. greenhouse gases, like carbon dioxide, dissolve in oceans and prevent global warming.