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.
Cloud Facts. When you look up in the sky what do you see? You see lots of blue, you see the sun, and most days you see pillows of white, fluffy clouds floating along as if they donât have a care in the world. As you watch the clouds you probably find different shapes âhidingâ in them.