narsojirao123 Asked: December 2022 the radius of the earth approximately isa 8000 kmb 6000 kmc 7000 kmd 4000 km
narsojirao123 Asked: December 2022 which days are called equinoxesa march 21st amp september 23rdb april 21st amp september 23rdc june 21st amp september 23rdd march 22nd amp september 23rd
narsojirao123 Asked: December 2022 what is the instrument used for measuring movements of earth crusta seismographb seismometerc barometerd thermometer