Earphone definition, a sound receiver that fits in or over the ear, as of a radio or telephone. See more.
Answer Wiki. If a rocket went straight up, it would either continue in that direction and leave Earth, or it would fall back down, depending on its velocity. Most rockets intend to enter orbit, which is an elliptical trajectory, and it's much more efficient to arc into this trajectory than to go straight up and then accelerate laterally.
Â· just now. Report Abuse. The planets only align in a very rough fashion. When astrologers speak of the planets being aligned (something which doesn't really concern astronomers) they don't mean that the planets will actually all lie on a straight line at some instant of time.est Answer: Every once in a while some of the planets happen to line up. They might appear close together in the sky when this happens. Nothing bad ever happens on Earth as a result of planetary alignments.