Cuantas horas hay en un microsiglo? Exprese su resultado con dos cifras significativas... el resultado me dio 28.050601, si son dos cifras significativas se escribe como 28 o como 28.000000 ?

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.