1. an accident in which two or more people or vehicles hit
2. a strong disagreement between two people or groups
Invaders - people or soldiers who enter a country or town by force in order to take control of it
miss - not go somewhere, to be too late for something
prevent -to stop something from happening
satellite - a machine that goes around the Earth, Moon , used for radio, television, and other electronic communication
option - a choice you can make in a particular situation