Definition of launchpad. : a nonflammable platform from which a rocket, launch vehicle, or guided missile can be launched.
Terrain is defined as the specific physical features of an area of land. An example of terrain is a rocky and jagged coastline. ground or a tract of ground, esp. with regard to its natural or topographical features or fitness for some use.
Topography is the shape of Earth's surface and its physical features, such as mountains, valleys, canyons, and other landforms. In this lesson, we will explore Earth's topography and how it is continuously being reshaped due to many powerful processes that break it down and build it up.