- Will Planet X hit earth on September 23 or October of 2017? Does it even exist?

Discover Questions

Why hasn’t the earth collided with anything if it’s hurdling through space? Besides chloroplasts, what other organelles help plants carry out photosynthesis? Plant trees on the polar caps of mars so that an ecosystem can start causing greenhouse effect trapping oxygen on the planet? What is the difference between an Algebra 1A (P) Class and 2 Year Algebra 1? Some of my friends got 2 Year Algebra 1 and I got Algebra 1A? If cos x = 3/7; x is an angle in the fourth quadrant; what is cos(x/2)?