write a scientific explanation that decrease total world carbon emissions in 2015 if the world population decreases to five billion people.

the electric field is a “force field” around a charged object that illustrates the direction the electric force would push an imaginary 

earth's neighboring galaxy, the andromeda galaxy, is a distance of 2.54×107 light-years from earth. if the lifetime of a human is taken to be 70.0 years, a spaceship would need to achieve some minimum speed min to deliver a living human being to this galaxy.