Apogee kick motor possible. The mass of most geostationary satellites at the beginning of its operational life in geostationary orbit is roughly half that when it separated from its vehicle in geostationary transfer orbit, with the other half having been fuel expended in the apogee kick maneuver. Apogee kick motor An apogee kick motor (AKM) refers to a rocket motor that is regularly employed on artificial satellites to provide the final impulse to change the trajectory from the transfer orbit into its final (most commonly circular) orbit. For a satellite launched from the Earth, the rocket firing is done at the highest point
Word sort to help students who do not have extensive reading vocabularies focus on isolated sounds (Initial, final, or medial) within a spoken word. These sorts are often a child’s first introduction to word study and are most commonly used with students whose developmental skills are at the emergent, letter name-alphabetic, or early within word Spelling Stages. Word sort activities involve students comparing, contrasting, and classifying words - considering words from a variety of perspectives. Bear et al. emphasized the importance of comparing those words that do fit into a particular category with those that don't. This type of engagement with words