Suppose only one in every million stars has a solar system with a planet like Earth. How many earthlike planets would that make in the Milky Way galaxy?

Which organelles are involved in energy conversion

Apopulation has 1000 individuals. over a period of 1 year, 500 newindividuals are born. which equation shows how to calculate the birthrate ofthis population? a. 500 - 1000 = 0.5b. 1000 x 0.5 = 500c. 1000 - 500 = 2d. 1000 + 500 = 1500

In the diagram below, the northern hemisphere would be in what season at position a a.fall b. winter c.summer d.spring