It take 10 million (1x107) hudfs to fill the entire sky. using this information and your answer from the previous part, how many stars are there in the observable universe? express your answer using scientific notation.

Can someone list any possible solutions to air pollution ?

Why would the composition of a meteorite resemble the earth's interior?

Identify, in detail, three environmental effects of agriculture and explain how the actions of farmers cause them. what is the relationship between poverty and obesity in america and why? what are genetically modified organisms? list two pros and two cons for using genetically modified organisms. y'all this is due !