Describe 2 conditions that are necessary for an eclipse to occur.

Explain the value of statistics and other data to positive economics and to normative economics

Which layer surrounds the center of the earth? a: crust b: core c: mantle

The pyramid has a square base that us inscribed in the circular base of the cone. draw an image of the composite shape of the base. 2) if the side length of the square base is 8 units long, what is the diameter of the circular base of the cone from the picture in number 1