When the distance between two charges is doubled, the magnitude of the electrostatic force

between them ―

also doubles

remains the same

becomes half of what it was

becomes one quarter of what it was

i do.

explanation:

i want to explore the wonders of the universe and find out if there really is life out there. i think the universe is beautiful.

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.