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.
If we launch a bottle rocket, then the bottle rocket will flyâ¦ (State the direction of flight and describe the velocity as it. lifts off and then falls to the ground ) â¦because (explain at least TWO of Newtonâs three laws & the forces involved as the. rocket falls to the ground) Materials :